Ethylthioethane
[机] 二乙硫
🗣️ 情景例句
Collecting matchsticks was fun, until that fateful day one of them caught alight.
收集火柴是一种乐趣，除非一天其中一根火柴不幸燃烧起来。
We had expected much lower prices.
我们希望报价再低一些。
He has been sick for three weeks.
他已经病了几周了。