Ballasting
n. 压舱材料, 道碴材料
🗣️ 情景例句
He is making good progress after his operation.
他动过手术后病情大为好转。
I try to keep in touch with current events by reading the newspapers.
我经常读报以尽量了解时事。
As he hated army life, he decided to desert his regiment.
他讨厌军旅生活，决定逃离所在部队。