🧩 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
Workers have to work very hard to keep bread on the table.
工人得十分努力工作才能赚钱糊口。
I invited him last Thursday.
我上个星期四邀请他。
It's a fine day。
今天是个好天。