Dibromoethane
二溴乙烷
🗣️ 情景例句
They were ... they were ... they were average.
他们……他们……他们是普通身材。
The trees emit a fragrance of their own.
各种树木会发散各自独有的气味。
Let me help you. Do it like this.
我来帮你，要这样做。