Chloroethylene
n. 氯乙烯
??? 情景例句
But we'd like to find out
但我們想知道
She gaped in surprise when Robert arrived.
當羅伯特來的時候，她吃驚得長大嘴巴呆住了。
Certainly. But please give it back soon.
可以，但是用完后請及時還回來。