Monochlorosilane
一氯甲硅烷
🗣️ 情景例句
It was very thoughtful of you to send flowers.
你送花来，想得真周到。
You haven't been around much lately,have you?
你近来不大出来走动了，是吧？
It was necessary first to arrive at that degree of sophistication where we no longer set our own belief against ourneighbour's superstition.
不用自己的信仰去反对我们邻居的迷信。