Grade of delivery
[计] 投递等级
🧩 词语组成解析
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
If I had it towed over there, could you work on it right away?
如果把车拖到你们那里，能马上修吗？
That's all for today.
今天就讲到这里。
The rope had been cut, so it was obvious that the lamb had been stolen.
绳子被人割断，很明显小羔羊是被人偷走了。