Unit 1 Section Ⅱ Welcome to the unit and Reading—Language Points（Word教参）-【优化指导】2023-2024学年新教材高中英语必修第三册（译林版2020）

Section Ⅱ　Welcome to the unit and Reading—Language Points [对应学生用书P4] 难词注解 教材原文 课文翻译 ①alive adj.活的 ②play a significant role in 在……方面起着重要的作用 ③ecosystem n．生态系统 ④continent n．大陆，陆地；洲 ⑤with an area of 有……的面积 ⑥million n．一百万；许多， 大量 ⑦length n．长，长度；时间的长短；篇幅，(电影)片长 ⑧biodiversity n．生物多样性 ⑨species n．(pl. species)种， 物种 ⑩brazil nut巴西坚果 ⑪water lily睡莲 ⑫variety n．不同种类；变化，多样性；变种 ⑬wildlife n．野生动植物，野生生物 ⑭beneath prep.在……下面/下方；配不上 ⑮mass n．大量；团，块，堆；一大群adj.大批的，广泛的 ⑯towering adj.高大的，高耸的；出色的 ⑰hardwood n．阔叶林；硬材(阔叶树的木材) ⑱living adj.活着的，活的；在使用的 n．生计；谋生；生活方式 ⑲mammal n．哺乳动物 ⑳jaguar n．美洲豹，美洲虎 survive vi.生存，存活vt.幸存，幸免于难 feed on以……为食 frog n．蛙，青蛙 in turn相应地，转而 insect n．昆虫 microorganism n．微生物 break down使分解(为)，使变化(成) nutrient n．营养素，营养物 breathe life into给……带来起色，注入活力 carbon n．碳 oxygen n．氧气，氧 thus adv.因此，从而；这样 be known as 作为……而出名 be known for因为……而出名 disappear vi.不复存在，灭绝，消亡；消失；失踪 disappearance n．消失；灭绝 due to由于，因为 agriculture n．农业，农学 agricultural adj.农业的 cattle n．牛 impact n．影响，作用；撞击， 冲撞vi. & vt.有影响；冲击 in danger of处于……的危险之中 damage vt. & n．损坏，破坏；损害 The Amazon rainforest：a natural treasure Welcome to the jungle，a huge sea of green alive① with the sounds of animals. This is the Amazon rainforest. As the largest rainforest in the world, it plays a significant role in②maintaining the fine balance of the Earth's ecosystem③. The Amazon rainforest crosses into eight countries，including Brazil and Peru, and one overseas region of France, all on the South American continent④. With an area of⑤around 6 million⑥square kilometres, the Amazon rainforest is more than half the size of China. The Amazon River, from which the rainforest gets its name, is close to 6,400 kilometres in length⑦ —roughly 100 kilometres longer than the Yangtze River. On its journey from the mountains to the ocean, the river supports many different ecosystems. They give this area the richest biodiversity⑧on the Earth: one in ten known species⑨ in the world can be found here. 本句是一个复合句。from which引导一个定语从句。 Of the 390,000 plant species known to u