Ballasting
n. 压舱材料, 道碴材料
🗣️ 情景例句
But I think you two can have a good time together without me.
但我觉得， 我不去你们也会玩得很开心。
I will talk more about that in a moment.
目前我要多讨论那个问题。
It's between the post office and the hospital.
它就在邮电局和医院之间。