选修一 U6-2025高中英语单词讲解（外研版）

选修1一unit6词汇精讲 steadily 词义与词性 。词义1（adv.)::稳定地：稳固地；持续地；例句：The population has been increasing steadily, (来源：牛津高阶词典) 。词义2(adv.):沉着地；冷静地；例句：He looked at her steadily..（来源：柯林斯词典) 词性转换 。形容词：steady:例句：The table isn't very steady.(来源：牛津高阶词典) ·名词：steadiness;例句：He showed great steadiness in times of trouble..(来源：柯林斯词典) 同近义词 ·近义词：constantly(adv.):不断地；持续地；例句：He is constantly changing his mind.（来 源：牛津高阶词典) 、 。近义词：continuously(adv.):连续不断地；例句：The rain fell continuously for three days. (来源：柯林斯词典) 固定搭配 ·短语l:increase steadily:稳定增长；适用于描述数量、程度等增长的场景，语法上steadily 修饰动词increase:例句：The temperature has been increasing steadily this week..（来源：牛 津高阶词典) 短语2：work steadily:稳定地工作；适用于描述工作状态的场景，语法上steadily修饰动词 work;例句：He worked steadily through the night.（来源：柯林斯词典) 短语3：flow steadily:稳定地流动；适用于描述液体、气体等流动的场景，语法上steadily 修饰动词How;例句：The river flowed steadily towards the sea.（来源：牛津高阶词典) 短语4：hold steadily:稳定地握住；适用于描述握住物体的场景，语法上steadily修饰动词 hold;例句：She held the baby steadily in her arms.（来源：柯林斯词典) 典型考法 ·考法1：考察副词修饰动词 。原题：The economy has been growing (steady)in recent years.(答案：steadily) 1 选修1一unit6词汇精讲 massive 词义与词性 ·词义1（adj.):大而重的：结实的：厚实的：粗大的：例句：He poured himself a massive whisky..（来源：《牛津高阶英汉双解词典》) ·词义2(adj.):巨大的：非常严重的；例句：The city took massive damage from the earthquake.. (来源：《柯林斯高阶英汉双解学习词典》) ·词义3(adj.):大量的；大规模的；大批的；例句：There has been a massive increase in traffic lately..(来源：《牛津高阶英汉双解词典》) 词性转换 。名词：massiveness;例句：The massiveness of the building impressed the tourists..（来源：自 编合理例句)- ·副词：massively;例句：The company has been ma,ssively successful this year.（来源：《柯林 斯高阶英汉双解学习词典》) 同近义词 ·近义词：enormous(adj.):巨大的；庞大的；例句：The elephant has an enormous body.（来 源：《牛津高阶英汉双解词典》) ·近义词：huge(adj.):巨大的；极多的；例句：He has a huge house in the countryside.（来 源：《牛津高阶英汉双解词典》) 。近义词：immense(adj.):极大的；巨大的；例句：They made an immense amount of money last year.(来源：《柯林斯高阶英汉双解学习词典》) 固定搭配 ·短语l:massive amount ofs:大量的：适用于描述不可数事物数量多的场景，语法上后接不可 数名词；例句：He has a massive amount of knowledge about history..（来源：自编合理例句) 短语2：massive attack:大规模攻击；适用于军事、竞争等涉及攻击的场景；例句：The enemy launched a massive attack last night.（来源：《柯林斯高阶英汉双解学习词典》) ·短语3：massive earthquake:大地震；适用于描述地震灾害的场景：例句：A massive earthquake hit the area last year.（来源：《牛津高阶英汉双解词典》) 。短语4：massive support:大力支持；适用于表达获得很多支持的场景；例句：The project received massive support from the local community.（来源：自编合理例句) 典型考法 。考法1：考察形容词词义辨析 。原题：（假设模拟题）The country is facing a economic crisis.(答案：nassive) 考法2：考察用其副词形式修饰动词 原题：（假设模拟题）The new policy has changed the situation.(答案：massively) 2 选修1一unit6词汇精讲 splendid 词义与词性 。词义1(adj.)::壮观的：壮丽的：辉煌的：例句：The splendid palace attracts a lot of tourists. (来源：牛津高阶词典) 。词义2(adj.):极好的；绝妙的；例句：We had a splendid time at the party..（来源：柯林 斯词典) 词性转换 ·副词：splendidly;:例句：He performed splendidly in the competition.（来源：牛津高阶词典) 同近义词 ·同义词：magnificent:形容词，壮丽的、宏伟的：例句：The magnificent scenery in the mountains left me speechless.（来源：柯林斯词典) 。近义词：brilliant:形容词，出色的、杰出的：例句：She had a brilliant idea.（来源：牛津 高阶词典) 固定搭配 ·短语I:a splendid view:壮丽的景色；适用于描述自然景观等场景，语法上作名词短语搭 配；例句：There is a splendid view from the top of the hill..（来源：牛津高阶词典) 。 短语2：a splendid opportunity:绝佳的机会；适用于描述机遇的场景，语法上作名词短语 搭配；例句：This is a splendid opportunity for you to show your talent..（来源：柯林斯词典) 典型考法 。考法1：作形容词，考察其修饰名词的用法 。原题：We saw a (splendid)sunset last night.(答案：splendid) 3 选修1一unit6词汇精讲 delicate 词义与词性 ·词义1(adj.):易碎的：脆弱的：易损的；例句：This delicate glass vase needs to be handled rith care..（来源：牛津高阶词典) ·词义2(adj.):微妙的；棘手的；需谨慎处理的；例句：They discussed a delicate subject. (来源：柯林斯词典) ·词义3(adj.):精美的；精致的；纤细的；例句：She wore a delicate gold necklace.（来源： 牛津高阶词典) 词性转换 ·副词：delicately;例句：He held the flower delicately..(来源：柯林斯词典) ·名词：delicacy;例句：Caviar is a delicacy in many countries.（来源：牛津高阶词典) 同近义词 ·近义词：fragile:形容词，易碎的；例句：The fragile china survived the journey intact.（来 源：牛津高阶词典) 。近义词：subtles:形容词，微妙的；例句：There is a subtle change in her attitude..（来源：柯 林斯词典)》 固定搭配 。短语l:delicate balance:微妙的平衡；适用于描述需要谨慎维持的平衡关系的场景，语法 上balance为名词；例句：We need to maintain a delicate balance between work and rest..（来 源：牛津高阶词典) 短语2：delicate issue:微妙的问题；适用于描述需要小心处理的问题的场景，语法上issue 为名词；例句：The delicate issue requires careful consideration.（来源：柯林斯词典) 。短语3：delicate flavor:清淡的味道；适用于描述食物味道的场景，语法上flavor为名词；例 句：This tea has a delicate flavor.(来源：牛津高阶词典) 典型考法 ·考法1：作形容词，考察其在语境中的词义理解 ·原题：The situation is very and we must handle it carefully..(答案：delicate) ·考法2：考察固定搭配“delicate balance” 。原题：We should keep a between different interests.(答案：delicate balance) 选修1一unit6词汇精讲 landmark 词义与词性 ·词义1（n.):地标；陆标；明显的标志；例句：The Empire State Building is a famous landmark in New York City..(来源：剑桥词典) 。词义2(n.):里程碑；有重大意义的事件；例句：The invention of the printing press was a landmark in human history.（来源：牛津高阶词典) 词性转换 。形容词：landmarked;有明显标志的；例句：The landmarked building attracts many tourists. (来源：自编合理例句) 同近义词 。近义词：monument:名词，纪念碑；例句：The monument stands as a reminder of the war.. (来源：牛津高阶词典) 。近义词：milestone:名词，里程a碑；例句：Graduating from college is a milestone in one's lfe.（来源：柯林斯词典) 固定搭配 。短语1：historical landmark:历史地标；适用于描述具有历史意义的标志性建筑或地点的场 景，语法上为普通名词短语；例句：The Great Wall is a well-nown historical landmark. (来源：牛津高阶词典) 。短语2：landmark event:具有里程碑意义的事件：适用于描述重大事件的场景，语法上为 普通名词短语；例句：The discovery of penicillin was a landmark event in medical history. (来源：柯林斯词典) 典型考法 。考法1：考察名词的单复数形式 。原题：There are many famous (landmark)in Paris..(答案：landmarks) 选修1一unit6词汇精讲 leisure 词义与词性 ·词义1（n.)::闲暇；空闲时间：例句：I have no leisure for sports.（来源：牛津高阶词典) 词性转换 。形容词：leisurely;从容的，不慌不忙的；例句：We took a leisurely walk through the park. (来源：柯林斯词典) 同近义词 ·近义词：spare time:名词，业余时间；例句：I usually read books in my spare time.（来源： 牛津高阶词典) 。近义词：free time:名词，空闲时间；例句：She spends her free time watching TV.（来源： 朗文当代英语词典) 固定搭配 。短语l:at leisure:有空：从容地：适用于描述有空闲时间或做事不着急的场景，语法上可 作状语；例句：You can read the book at leisure.（来源：牛津高阶词典) 。 短语2：leisure time:闲暇时间；适用于描述个人空闲的时间段，语法上可作名词短语作主 语或宾语；例句：We often go shopping in our leisure time..(（来源：朗文当代英语词典) 。 短语3：leisure activity:休闲活动；适用于描述娱乐、放松类的活动，语法上可作主语或宾 语；例句：Swimming is a popular leisure activity.（来源：柯林斯词典) 典型考法 。考法1：考察名词用法 ·原题：Ve should make good use of our (leisure)time.(答案：leisure) 6 选修1一unit6词汇精讲 antelope 词义与词性 。词义1(n.):羚羊；例句：The antelope is running on the grassland.（来源：朗文当代英 语词典) 同近义词 ·同义词：gazelle:名词，瞪羚；例句：Gazelles are known for their speed.（来源：牛津高阶 词典) 固定搭配 ·短语l:an antelope herd:一群羚羊；适用于描述羚羊群体的场景，语法上herd是集合名 词；例句：An antelope herd was moving across the plain.（来源：柯林斯词典) 典型考法 。考法1：考察名词单复数形式 。原题：There are several (antelope)in the zoo.(答案：antelopes). 7 选修1一unit6词汇精讲 permafrost 词义与词性 。词义1（n.):永久冻土；永冻层例句：The construction of the pipeline in the permafrost region is very challenging..（来源：《英语国家概况》) 词性转换 ·形容词：permafrosted(被永久冻土覆盖的)例句：The permafrosted ground is difficult to dig.. (来源：自编合理例句参考专业语境) 同近义词 ·近义词：frost ground:名词，冻土地带例句：The frost ground in the Arctic region is a unique ecosystem.（来源：自编合理例句参考专业语境) ·近义词：permanent ice:名词，永久冰例句：The permanent ice in Antarctica is very thick, (来源：自编合理例句参考专业语境) 固定搭配 ·短语1：permafrost layer:永久冻土层；适用于地理、地质研究场景，语法上为普通名词短 语；例句：Scientists are studying the permafrost layer to understand climate change.（来源： 自编合理例句参考专业语境) ·短语2：thawing permafrost:正在融化的永久冻土；适用于描述环境变化场景，语法上为现 在分词修饰名词；例句：Thawing permafrost releases a large amount of methane..（来源：自 编合理例句参考专业语境) 典型考法 。考法1：考察名词的用法 。原题：The melting of (permafrost)can lead to many environmental problems (答案：permafrost) 8 选修1一unit6词汇精讲 grassland 词义与词性 ·词义1（n.)::草原：草地；牧场例句：Cattle were grazing on the grassland..（来源：牛津 高阶词典) 词性转换 ·形容词：grasslandic(较少使用)；例句：The grasslandic ecosystem has its own characteristics. (此为合理构造例句说明词性转换，暂无权威来源) 同近义词 ·近义词：prairie:名词，大草原：例句：The prairie is home to many wild animals.（来源： 柯林斯词典) ·近义词：steppe:名词，干草原；例句：The steppe stretches as far as the eye can see.（来 源：牛津高阶词典) 固定搭配 ·短语1：on the grassland:在草原上；适用于描述位置的场景，语法上on后接草原；例句： We saw a lot of sheep on the grassland.(来源：朗文当代英语词典) ·短语2：vast grassland:广袤的草原；适用于描述草原面积大的场景，语法上vast修饰grass- land;例句：The vast grassland looks very beautiful in the sunset..(来源：外研社汉英词典) 典型考法 。考法1：考察名词单复数形式 。原题：There are many different kinds of animals living in these (grassland).(答案： grasslands) 9 选修1一unit6词汇精讲 wetland 词义与词性 。词义1(n.)::湿地；沼泽地：例句：Wetlands are important habitats for wildlife.（来源：牛 津高阶词典) 词性转换 。形容词：wetlandic(与湿地有关的，较少用)：例句：The wetlandic ecosystem is very fragile.. (来源：自编示例，权威例句较难获取) 同近义词 。近义词：marsh:名词，沼泽；例句：Many birds live in the marsh.（来源：牛津高阶词典) ·近义词：swamp:名词，沼泽地；例句：The swamp is full of alligators.（来源：柯林斯词典) 固定搭配 ·短语I:coastal wetland:沿海湿地；适用于描述地理环境的场景，语法上是名词短语；例 句：Coastal wetlands play an important role in protecting the coast..（来源：自编示例，权威 例句较难获取) 。短语2：wetland ecosystem:湿地生态系统：适用于生态环境相关场景，语法上是名词短语； 例句：The wetland ecosystem provides a home for many species.(来源：自编示例，权威例 句较难获取) 典型考法 ·考法1：考察名词单复数变化 。原题：Many (wetland)around the world are being destroyed.（答案：wetlands) 10