Hexafluoride
n. 六氟化物
🗣️ 情景例句
Well ...? Could we ask for anything more?
嗯…… 我们还有什么可求的吗？
Here you are , please check.
给你，请查一下。
The fax has greatly changed office work, especially in China.
特别是在中国，传真机大大地改变了办公室的工作。