Principle of qualification
[计] 限定原理
🧩 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
Never chew with your mouth open.
嚼东西时别张着嘴。
Teach your grandmother to suck eggs.
班门弄斧。
The meeting was scheduled for two hours, but it is not over yet.
会议原定了两个小时，不过现在还没有结束。