内容正文:
Unit 4
序号
单词 & 短语
音标
词性 & 词义
派生词
课文例句
译文
1
balloon
/bə'luːn/
n. 气球
/
The first hot-air balloon was invented in 1783.
第一个热气球发明于 1783 年。
2
wheel
/wiːl/
n. 轮;车轮
/
The invention of the wheel changed the way humans move.
车轮的发明改变了人类的出行方式。
3
central
/'sentrəl/
adj. 在中心的
center(n. 中心)
The wheel is a central invention in the history of transportation.
车轮是交通运输史上的一项核心发明。
4
although
/ɔːl'ðəʊ/
conj. 虽然;尽管;即使
/
Although this meant that people could travel further and faster, transporting large amounts of goods was still a difficult job.
虽然这意味着人们可以走得更远更快,但运输大量货物仍然是一项困难的工作。
5
attach
/ə'tætʃ/
v. 把…… 固定;把…… 附(在…… 上)
attachment(n. 附件)
They soon attached wheels to horse-pulled vehicles.
他们很快把轮子安装在马拉的交通工具上。
6
pull
/pʊl/
v. 拉;拽;扯;拖
/
Get some help and pull it into the city. That won’t be difficult. It’s on wheels.
找些人帮忙把它拉进城里。这不难,它是带轮子的。
7
international
/ˌɪntə'næʃnəl/
adj. 国际的
/
This invention increased national and international trade.
这项发明促进了国内和国际贸易。
8
path
/pɑːθ/
n. 小路;小径
/
The roads were old walking paths.
这些路是古老的步行小径。
9
technique
/tek'niːk/
n. 技巧;技艺
technical(adj. 技术的)
The Romans then invented new road-building techniques.
罗马人随后发明了新的筑路技术。
10
depend
/dɪ'pend/
v. 需要;依靠
dependent(adj. 依赖的)
The Industrial Revolution depended on the wheel.(直接使用)
工业革命依赖于车轮。
11
doubt
/daʊt/
n. 疑惑;疑问
/
There is no doubt that the wheel is the greatest invention of all time!
毫无疑问,车轮是有史以来最伟大的发明!
12
personally
/'pɜːsənəli/
adv. 就个人意见
personal(adj. 个人的)
Personally, I think the 3D printer is a great modern invention.
就我个人而言,我认为 3D 打印机是一项伟大的现代发明。
13
*prediction
/prɪ'dɪkʃn/
n. 预言;预测
predict(v. 预测)
My prediction is that future inventions will make our lives easier.
我的预测是,未来的发明将使我们的生活更轻松。
14
statement
/'steɪtmənt/
n. 说明
state(v. 陈述)
The statement about the invention’s benefits is true.
关于这项发明益处的说明是正确的。
15
benefit
/'benɪfɪt/
n. 益处;优势
/
The benefit of this invention is that it saves time.
这项发明的益处是它能节省时间。
16
wing
/wɪŋ/
n. (飞行器的)翅膀;机翼
/
The flying car has two wings and can fly in the air.
这款飞行汽车有两个机翼,能够在空中飞行。
17
distance
/'dɪstəns/
n. 距离
distant(adj. 遥远的)
You can travel farther distances in less time with this invention.
有了这项发明,你能在更短时间内行进更远的距离。
18
petrol
/'petrəl/
n. 汽油
/
Instead of petrol, the car uses solar power, so it will not pollute the air.
这款汽车不使用汽油,而是采用太阳能,因此不会污染空气。
19
avoid
/ə'vɔɪd/
v. 避免;防止
avoidance(n. 避免)
My invention will help people avoid traffic jams.
我的发明将帮助人们避免交通堵塞。
20
anywhere
/'eniweə(r)/
adv. 在(或去)任何地方
/
People can fly anywhere they like and enjoy the view at the same time.
人们可以飞到任何他们想去的地方,同时欣赏风景。
21
notice
/'nəʊtɪs/
v. 看(或听)到;注意到
noticeable(adj. 明显的)
He was so busy that he didn’t notice her.
他太忙了,没注意到她。
22
type
/taɪp/
n. (印刷用的)活字
/
First, I cut characters into pieces of clay. Then I bake them with fire to make them hard. These ones are ready now-look, each character is a single piece of type.
首先,我把字刻在黏土块上。然后我用火烤它们,让它们变硬。这些已经准备好了 —— 看,每个字都是一个单独的活字。
23
*mixture
/'mɪkstʃə(r)/
n. 混合物
mix(v. 混合)
First, spread out a mixture of pine gum, wax and paper ash on a metal plate.
首先,在金属板上摊开松脂、蜡和纸灰的混合物。
24
heat
/hiːt/
v. 加热;变热
/
After that, heat it up so that the mixture will melt.
之后,加热它以便混合物会融化。
25
press
/pres/
v. (被)压
pressure(n. 压力)
Then press down on the clay characters with a board to make sure the surface is even.
然后用一块木板按压黏土字,确保表面平整。
26
metal
/'metl/
n. 金属
/
Gold, iron and silver are all different types of metal.
金、铁和银都是不同种类的金属。
27
steam locomotive
/stiːm ˌləʊkəˈməʊtɪv/
phr.蒸汽机车
/
Watt added wheels and cogs to his steam engine, and this made it useful in train locomotives and steamboats.
瓦特在他的蒸汽机上添加了轮子和齿轮,这使得它在蒸汽机车和汽船上发挥了作用。
28
crewed spacecraft
/kruːd ˈspeɪsˌkrɑːft/
phr.载人航天器
/
Crewed spacecraft is one of the important inventions in the history of space exploration.
载人航天器是太空探索史上的重要发明之一。
29
on foot
/ɒn fʊt/
phr.步行
/
When the first humans decided to leave their homes over 100,000 years ago, they did it on foot.
当第一批人类在 10 万多年前决定离开家园时,他们是步行的。
30
a number of
/ə ˈnʌmbə(r) ɒv/
phr.几个;若干
/
Until about 6,000 years ago when a number of important changes took place.
直到大约 6000 年前,发生了一些重要的变化。
31
take place
/teɪk pleɪs/
phr.发生;进行
/
A number of important changes took place around 6,000 years ago.
大约 6000 年前发生了一些重要的变化。
32
for instance
/fɔːr ˈɪnstəns/
phr.例如;比如
/
For instance, in the Central Asian country of Kazakhstan, people started to ride horses.
例如,在中亚国家哈萨克斯坦,人们开始骑马。
33
large amounts of
/lɑːdʒ əˈmaʊnts ɒv/
phr.大量
/
Although this meant that people could travel further and faster, transporting large amounts of goods was still a difficult job.
尽管这意味着人们可以走得更远更快,但运输大量货物仍然是一项艰巨的工作。
34
international trade
/ˌɪntəˈnæʃnəl treɪd/
phr.国际贸易
/
This invention increased national and international trade.
这项发明促进了国内和国际贸易的发展。
35
depend on
/dɪˈpend ɒn/
phr.依靠;依赖
/
The Industrial Revolution depended on the wheel.
工业革命依赖于车轮。
36
3D printer
/ˌθriː diː ˈprɪntə(r)/
phr.3D 打印机
/
Even in our digitalized world, we still use wheels in devices such as 3D printers.
即使在我们这个数字化的世界里,我们在3D 打印机等设备中仍然会用到轮子。
37
without doubt
/wɪˈðaʊt daʊt/
phr.毫无疑问
/
Without doubt, the wheel is one of the most important inventions of all time.
毫无疑问,轮子是有史以来最重要的发明之一。
38
of all time
/ɒv ɔːl taɪm/
phr.自古以来;有史以来
/
Without doubt, the wheel is one of the most important inventions of all time.
毫无疑问,轮子是有史以来最重要的发明之一。
39
make fun of
/meɪk fʌn ɒv/
phr.取笑;拿…… 开玩笑
/
They sang and danced around the horse, and made jokes about the stupid Greeks.
他们围着木马唱歌跳舞,还取笑愚蠢的希腊人。
40
traffic jam
/ˈtræfɪk dʒæm/
phr.堵车;交通阻塞
/
My invention will help people avoid traffic jams.
我的发明将帮助人们避免交通堵塞。
学科网(北京)股份有限公司
$$null
Unit 4
序号
单词 & 短语
音标
词性 & 词义
派生词
课文例句
译文
1
balloon
/bə'luːn/
n. 气球
/
The first hot-air balloon was invented in 1783.
第一个热气球发明于 1783 年。
2
wheel
/wiːl/
n. 轮;车轮
/
The invention of the wheel changed the way humans move.
车轮的发明改变了人类的出行方式。
3
central
/'sentrəl/
adj. 在中心的
center(n. 中心)
The wheel is a central invention in the history of transportation.
车轮是交通运输史上的一项核心发明。
4
although
/ɔːl'ðəʊ/
conj. 虽然;尽管;即使
/
Although this meant that people could travel further and faster, transporting large amounts of goods was still a difficult job.
虽然这意味着人们可以走得更远更快,但运输大量货物仍然是一项困难的工作。
5
attach
/ə'tætʃ/
v. 把…… 固定;把…… 附(在…… 上)
attachment(n. 附件)
They soon attached wheels to horse-pulled vehicles.
他们很快把轮子安装在马拉的交通工具上。
6
pull
/pʊl/
v. 拉;拽;扯;拖
/
Get some help and pull it into the city. That won’t be difficult. It’s on wheels.
找些人帮忙把它拉进城里。这不难,它是带轮子的。
7
international
/ˌɪntə'næʃnəl/
adj. 国际的
/
This invention increased national and international trade.
这项发明促进了国内和国际贸易。
8
path
/pɑːθ/
n. 小路;小径
/
The roads were old walking paths.
这些路是古老的步行小径。
9
technique
/tek'niːk/
n. 技巧;技艺
technical(adj. 技术的)
The Romans then invented new road-building techniques.
罗马人随后发明了新的筑路技术。
10
depend
/dɪ'pend/
v. 需要;依靠
dependent(adj. 依赖的)
The Industrial Revolution depended on the wheel.(直接使用)
工业革命依赖于车轮。
11
doubt
/daʊt/
n. 疑惑;疑问
/
There is no doubt that the wheel is the greatest invention of all time!
毫无疑问,车轮是有史以来最伟大的发明!
12
personally
/'pɜːsənəli/
adv. 就个人意见
personal(adj. 个人的)
Personally, I think the 3D printer is a great modern invention.
就我个人而言,我认为 3D 打印机是一项伟大的现代发明。
13
*prediction
/prɪ'dɪkʃn/
n. 预言;预测
predict(v. 预测)
My prediction is that future inventions will make our lives easier.
我的预测是,未来的发明将使我们的生活更轻松。
14
statement
/'steɪtmənt/
n. 说明
state(v. 陈述)
The statement about the invention’s benefits is true.
关于这项发明益处的说明是正确的。
15
benefit
/'benɪfɪt/
n. 益处;优势
/
The benefit of this invention is that it saves time.
这项发明的益处是它能节省时间。
16
wing
/wɪŋ/
n. (飞行器的)翅膀;机翼
/
The flying car has two wings and can fly in the air.
这款飞行汽车有两个机翼,能够在空中飞行。
17
distance
/'dɪstəns/
n. 距离
distant(adj. 遥远的)
You can travel farther distances in less time with this invention.
有了这项发明,你能在更短时间内行进更远的距离。
18
petrol
/'petrəl/
n. 汽油
/
Instead of petrol, the car uses solar power, so it will not pollute the air.
这款汽车不使用汽油,而是采用太阳能,因此不会污染空气。
19
avoid
/ə'vɔɪd/
v. 避免;防止
avoidance(n. 避免)
My invention will help people avoid traffic jams.
我的发明将帮助人们避免交通堵塞。
20
anywhere
/'eniweə(r)/
adv. 在(或去)任何地方
/
People can fly anywhere they like and enjoy the view at the same time.
人们可以飞到任何他们想去的地方,同时欣赏风景。
21
notice
/'nəʊtɪs/
v. 看(或听)到;注意到
noticeable(adj. 明显的)
He was so busy that he didn’t notice her.
他太忙了,没注意到她。
22
type
/taɪp/
n. (印刷用的)活字
/
First, I cut characters into pieces of clay. Then I bake them with fire to make them hard. These ones are ready now-look, each character is a single piece of type.
首先,我把字刻在黏土块上。然后我用火烤它们,让它们变硬。这些已经准备好了 —— 看,每个字都是一个单独的活字。
23
*mixture
/'mɪkstʃə(r)/
n. 混合物
mix(v. 混合)
First, spread out a mixture of pine gum, wax and paper ash on a metal plate.
首先,在金属板上摊开松脂、蜡和纸灰的混合物。
24
heat
/hiːt/
v. 加热;变热
/
After that, heat it up so that the mixture will melt.
之后,加热它以便混合物会融化。
25
press
/pres/
v. (被)压
pressure(n. 压力)
Then press down on the clay characters with a board to make sure the surface is even.
然后用一块木板按压黏土字,确保表面平整。
26
metal
/'metl/
n. 金属
/
Gold, iron and silver are all different types of metal.
金、铁和银都是不同种类的金属。
27
steam locomotive
/stiːm ˌləʊkəˈməʊtɪv/
短语:蒸汽机车
/
Watt added wheels and cogs to his steam engine, and this made it useful in train locomotives and steamboats.
瓦特在他的蒸汽机上添加了轮子和齿轮,这使得它在蒸汽机车和汽船上发挥了作用。
28
crewed spacecraft
/kruːd ˈspeɪsˌkrɑːft/
短语:载人航天器
/
Crewed spacecraft is one of the important inventions in the history of space exploration.
载人航天器是太空探索史上的重要发明之一。
29
on foot
/ɒn fʊt/
短语:步行
/
When the first humans decided to leave their homes over 100,000 years ago, they did it on foot.
当第一批人类在 10 万多年前决定离开家园时,他们是步行的。
30
a number of
/ə ˈnʌmbə(r) ɒv/
短语:几个;若干
/
Until about 6,000 years ago when a number of important changes took place.
直到大约 6000 年前,发生了一些重要的变化。
31
take place
/teɪk pleɪs/
短语:发生;进行
/
A number of important changes took place around 6,000 years ago.
大约 6000 年前发生了一些重要的变化。
32
for instance
/fɔːr ˈɪnstəns/
短语:例如;比如
/
For instance, in the Central Asian country of Kazakhstan, people started to ride horses.
例如,在中亚国家哈萨克斯坦,人们开始骑马。
33
large amounts of
/lɑːdʒ əˈmaʊnts ɒv/
短语:大量
/
Although this meant that people could travel further and faster, transporting large amounts of goods was still a difficult job.
尽管这意味着人们可以走得更远更快,但运输大量货物仍然是一项艰巨的工作。
34
international trade
/ˌɪntəˈnæʃnəl treɪd/
短语:国际贸易
/
This invention increased national and international trade.
这项发明促进了国内和国际贸易的发展。
35
depend on
/dɪˈpend ɒn/
短语:依靠;依赖
/
The Industrial Revolution depended on the wheel.
工业革命依赖于车轮。
36
3D printer
/ˌθriː diː ˈprɪntə(r)/
短语:3D 打印机
/
Even in our digitalized world, we still use wheels in devices such as 3D printers.
即使在我们这个数字化的世界里,我们在3D 打印机等设备中仍然会用到轮子。
37
without doubt
/wɪˈðaʊt daʊt/
短语:毫无疑问
/
Without doubt, the wheel is one of the most important inventions of all time.
毫无疑问,轮子是有史以来最重要的发明之一。
38
of all time
/ɒv ɔːl taɪm/
短语:自古以来;有史以来
/
Without doubt, the wheel is one of the most important inventions of all time.
毫无疑问,轮子是有史以来最重要的发明之一。
39
make fun of
/meɪk fʌn ɒv/
短语:取笑;拿…… 开玩笑
/
They sang and danced around the horse, and made jokes about the stupid Greeks.
他们围着木马唱歌跳舞,还取笑愚蠢的希腊人。
40
traffic jam
/ˈtræfɪk dʒæm/
短语:堵车;交通阻塞
/
My invention will help people avoid traffic jams.
我的发明将帮助人们避免交通堵塞。
学科网(北京)股份有限公司
$$
Unit 4
序号
单词 & 短语
音标
词性 & 词义
派生词
课文例句
译文
1
balloon
/bə'luːn/
n. 气球
/
The first hot-air balloon was invented in 1783.
第一个热气球发明于 1783 年。
2
wheel
/wiːl/
n. 轮;车轮
/
The invention of the wheel changed the way humans move.
车轮的发明改变了人类的出行方式。
3
central
/'sentrəl/
adj. 在中心的
center(n. 中心)
The wheel is a central invention in the history of transportation.
车轮是交通运输史上的一项核心发明。
4
although
/ɔːl'ðəʊ/
conj. 虽然;尽管;即使
/
Although this meant that people could travel further and faster, transporting large amounts of goods was still a difficult job.
虽然这意味着人们可以走得更远更快,但运输大量货物仍然是一项困难的工作。
5
attach
/ə'tætʃ/
v. 把…… 固定;把…… 附(在…… 上)
attachment(n. 附件)
They soon attached wheels to horse-pulled vehicles.
他们很快把轮子安装在马拉的交通工具上。
6
pull
/pʊl/
v. 拉;拽;扯;拖
/
Get some help and pull it into the city. That won’t be difficult. It’s on wheels.
找些人帮忙把它拉进城里。这不难,它是带轮子的。
7
international
/ˌɪntə'næʃnəl/
adj. 国际的
/
This invention increased national and international trade.
这项发明促进了国内和国际贸易。
8
path
/pɑːθ/
n. 小路;小径
/
The roads were old walking paths.
这些路是古老的步行小径。
9
technique
/tek'niːk/
n. 技巧;技艺
technical(adj. 技术的)
The Romans then invented new road-building techniques.
罗马人随后发明了新的筑路技术。
10
depend
/dɪ'pend/
v. 需要;依靠
dependent(adj. 依赖的)
The Industrial Revolution depended on the wheel.(直接使用)
工业革命依赖于车轮。
11
doubt
/daʊt/
n. 疑惑;疑问
/
There is no doubt that the wheel is the greatest invention of all time!
毫无疑问,车轮是有史以来最伟大的发明!
12
personally
/'pɜːsənəli/
adv. 就个人意见
personal(adj. 个人的)
Personally, I think the 3D printer is a great modern invention.
就我个人而言,我认为 3D 打印机是一项伟大的现代发明。
13
*prediction
/prɪ'dɪkʃn/
n. 预言;预测
predict(v. 预测)
My prediction is that future inventions will make our lives easier.
我的预测是,未来的发明将使我们的生活更轻松。
14
statement
/'steɪtmənt/
n. 说明
state(v. 陈述)
The statement about the invention’s benefits is true.
关于这项发明益处的说明是正确的。
15
benefit
/'benɪfɪt/
n. 益处;优势
/
The benefit of this invention is that it saves time.
这项发明的益处是它能节省时间。
16
wing
/wɪŋ/
n. (飞行器的)翅膀;机翼
/
The flying car has two wings and can fly in the air.
这款飞行汽车有两个机翼,能够在空中飞行。
17
distance
/'dɪstəns/
n. 距离
distant(adj. 遥远的)
You can travel farther distances in less time with this invention.
有了这项发明,你能在更短时间内行进更远的距离。
18
petrol
/'petrəl/
n. 汽油
/
Instead of petrol, the car uses solar power, so it will not pollute the air.
这款汽车不使用汽油,而是采用太阳能,因此不会污染空气。
19
avoid
/ə'vɔɪd/
v. 避免;防止
avoidance(n. 避免)
My invention will help people avoid traffic jams.
我的发明将帮助人们避免交通堵塞。
20
anywhere
/'eniweə(r)/
adv. 在(或去)任何地方
/
People can fly anywhere they like and enjoy the view at the same time.
人们可以飞到任何他们想去的地方,同时欣赏风景。
21
notice
/'nəʊtɪs/
v. 看(或听)到;注意到
noticeable(adj. 明显的)
He was so busy that he didn’t notice her.
他太忙了,没注意到她。
22
type
/taɪp/
n. (印刷用的)活字
/
First, I cut characters into pieces of clay. Then I bake them with fire to make them hard. These ones are ready now-look, each character is a single piece of type.
首先,我把字刻在黏土块上。然后我用火烤它们,让它们变硬。这些已经准备好了 —— 看,每个字都是一个单独的活字。
23
*mixture
/'mɪkstʃə(r)/
n. 混合物
mix(v. 混合)
First, spread out a mixture of pine gum, wax and paper ash on a metal plate.
首先,在金属板上摊开松脂、蜡和纸灰的混合物。
24
heat
/hiːt/
v. 加热;变热
/
After that, heat it up so that the mixture will melt.
之后,加热它以便混合物会融化。
25
press
/pres/
v. (被)压
pressure(n. 压力)
Then press down on the clay characters with a board to make sure the surface is even.
然后用一块木板按压黏土字,确保表面平整。
26
metal
/'metl/
n. 金属
/
Gold, iron and silver are all different types of metal.
金、铁和银都是不同种类的金属。
27
steam locomotive
/stiːm ˌləʊkəˈməʊtɪv/
phr.蒸汽机车
/
Watt added wheels and cogs to his steam engine, and this made it useful in train locomotives and steamboats.
瓦特在他的蒸汽机上添加了轮子和齿轮,这使得它在蒸汽机车和汽船上发挥了作用。
28
crewed spacecraft
/kruːd ˈspeɪsˌkrɑːft/
phr.载人航天器
/
Crewed spacecraft is one of the important inventions in the history of space exploration.
载人航天器是太空探索史上的重要发明之一。
29
on foot
/ɒn fʊt/
phr.步行
/
When the first humans decided to leave their homes over 100,000 years ago, they did it on foot.
当第一批人类在 10 万多年前决定离开家园时,他们是步行的。
30
a number of
/ə ˈnʌmbə(r) ɒv/
phr.几个;若干
/
Until about 6,000 years ago when a number of important changes took place.
直到大约 6000 年前,发生了一些重要的变化。
31
take place
/teɪk pleɪs/
phr.发生;进行
/
A number of important changes took place around 6,000 years ago.
大约 6000 年前发生了一些重要的变化。
32
for instance
/fɔːr ˈɪnstəns/
phr.例如;比如
/
For instance, in the Central Asian country of Kazakhstan, people started to ride horses.
例如,在中亚国家哈萨克斯坦,人们开始骑马。
33
large amounts of
/lɑːdʒ əˈmaʊnts ɒv/
phr.大量
/
Although this meant that people could travel further and faster, transporting large amounts of goods was still a difficult job.
尽管这意味着人们可以走得更远更快,但运输大量货物仍然是一项艰巨的工作。
34
international trade
/ˌɪntəˈnæʃnəl treɪd/
phr.国际贸易
/
This invention increased national and international trade.
这项发明促进了国内和国际贸易的发展。
35
depend on
/dɪˈpend ɒn/
phr.依靠;依赖
/
The Industrial Revolution depended on the wheel.
工业革命依赖于车轮。
36
3D printer
/ˌθriː diː ˈprɪntə(r)/
phr.3D 打印机
/
Even in our digitalized world, we still use wheels in devices such as 3D printers.
即使在我们这个数字化的世界里,我们在3D 打印机等设备中仍然会用到轮子。
37
without doubt
/wɪˈðaʊt daʊt/
phr.毫无疑问
/
Without doubt, the wheel is one of the most important inventions of all time.
毫无疑问,轮子是有史以来最重要的发明之一。
38
of all time
/ɒv ɔːl taɪm/
phr.自古以来;有史以来
/
Without doubt, the wheel is one of the most important inventions of all time.
毫无疑问,轮子是有史以来最重要的发明之一。
39
make fun of
/meɪk fʌn ɒv/
phr.取笑;拿…… 开玩笑
/
They sang and danced around the horse, and made jokes about the stupid Greeks.
他们围着木马唱歌跳舞,还取笑愚蠢的希腊人。
40
traffic jam
/ˈtræfɪk dʒæm/
phr.堵车;交通阻塞
/
My invention will help people avoid traffic jams.
我的发明将帮助人们避免交通堵塞。
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