倒塌英语短语down1. Break down - 分解，崩溃，失败。例句：The car broke down on the highway.（汽车在高速公路上抛锚了。）2. Fall down - 跌倒，倒下。汽车抛锚例句：I fell down the stairs and hurt my ankle.（我从楼梯上摔倒了，脚踝受伤了。）3. Knock down - 撞倒，击倒。例句：The...