Fluocarbon
氟代烃
🗣️ 情景例句
He showed no consideration for his wife.
他从不体贴他的妻子。
What are you thinking?
你想到哪里去了啊？
We will use it for cleaning the inside of the ship. If we do this, we shall have less sickness. Please get me 300 litres. I think that will be enough.
我们将要用醋清理船舱。如果我们这样做的话，我们就会少生些病。请给我购买300升。我想这就够了。