Chlorethanol
[建] 氯乙素
🗣️ 情景例句
I think aerobics is easy.
我觉得有氧运动很容易。
We never know the worth (or value) of water till the well is dry.
井枯方知水可贵。
The children were leaving school on Tuesday when they saw a truck.
星期二，孩子们正放学回家，这时，他们看见一辆卡车。