Expansion unit
[计] 扩展箱
🧩 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
where would you choose to spend our anniversary?
会选哪里去度我们的结婚周年纪念日
Have you got that?
你明白我的意思吗？
He was just able to lie down on the ground, but could not stand up.
他只能躺在地上，但不能站起来。