Deballast
排放压舱水
🗣️ 情景例句
If I tell you I will be there, I will be there.
如果我告诉你我会去，我肯定会到。
Are you going to use cash or traveller's cheques?
您是用现钞换呢，还是用旅行支票换？
Stop complaining!
别发牢骚！