🧩 词语组成解析
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
Why are you crying?
你为什么哭？
The wise man has long ears and a short tongue.
聪明人耳朵长，嘴巴短。
He hired a workman to repair the fence.
他雇用了一个工人修理围墙。