Package unit
[化] 整套装置
🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
There's always a chance that something may go wrong.
出岔子是在所难免的。
What is learnt in the cradle lasts (or is carried) to the grave.
小时学会的事情到老不会忘记。
A sound made by tapping on the hull of a ship will be reflected from the sea bottom,
敲打船体所发了的声音会从海底传回来，