《2025年情景导学高中英语选择性必修第二册外研版》

Decomposers break down dead animal and vegetable matter into nutrients. 分解者把动物尸体和枯枝败叶分解成营养物。
读句入境
It's difficult for plastic bags to break down in the soil.
塑料袋在土壤中很难分解。
The firefighters had to break down the door to reach the people trapped inside.
消防队员不得不破门而入,解救困在里面的人。
Talks with business leaders broke down last night.
昨晚与商界领导人的谈判失败了。
Getting young people together will help to break down the barriers between them.
把年轻人聚集起来可以帮助他们消除彼此之间的隔阂。
My car broke down on the way, so I was late for work.
我的汽车在路上抛锚了,所以我上班迟到了。
归纳小结
breakdown (使) 分解；砸破 (门)；失败；消除,驱除 (人与人之间的隔阂等)；出故障
高考链接
写出句子中 break down 的汉语意思
①Researchers in Spain and England recently found that the worms of the greater wax moth can break down polythene (聚乙烯), which accounts for 40% of plastics. 分解
②History has the potential to break down those boundaries by offering us insight into entire worlds that would otherwise be foreign to us. 消除

答案： 3. [归纳小结] break down
[高考链接] ①分解 ②消除