Trichloroethane
[建] 三氯乙烷
🗣️ 情景例句
I think I did the right thing
我觉得我做了一件对的事
To run a race
竞争
As it is, they have been drilling for sixteen hours and they still have a long way to go.
实际情况是，他们已连续钻了16个小时了，但离钻透还早着呢。