Terfluoride
[化] 三氟化合物
🗣️ 情景例句
and he doesn't get to use it.
却又用不上。
We'd like to hear what you say concerning the matter of packing.
我们很想听听你们在包装方面有什么意见。
I knew that my turn had come.
我知道这次该轮到我了。