Trichlene
三氯乙烯
🗣️ 情景例句
It won't be the same, but what do you say?
那就不一样了， 但你说呢？
Laugh before breakfast you'll cry before supper.
乐极生悲。
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。