break down

break down
损坏; (把化合物等) 分解，（汽车）抛锚
Their car broke down.
他们的车子出故障了。
The elevators in this building always break down.
这幢大楼的电梯老是出毛病。
If your car should break down, change to bus.
如果你的车抛锚了，就改乘公车吧。
Over time, the protein in the eggshell breaks down into its constituent amino acids.
时间久了，蛋壳中的蛋白质就会分解为其构成成分氨基酸。
These rules tell us how a sentence is broken down into phrases.
这些规则告诉我们一个句子是怎样分解成若干短语的。