Hcfcs
abbr. hydro-chlorofluoro-carbon 【化学】氢化含氯氟烃
🗣️ 情景例句
I hope he's in a good mood.
我希望他心情不错。
It will take me several hours if I really look at everything.
如果全部参观的话，那得需要好几个小时。
Is there any water in this kettle?
这水壶里有水吗？