Specification of problem
[计] 问题说明
🧩 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
Are you doing anything tonight?
今晚有安排吗？
Clearly their victory is out of the question.
很显然，他们是不可能获胜的。
I'm afraid I can't.
恐怕不能。