Domain of a function
函数的（定义）域
🧩 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
Everything will come out right in the end---just you wait and see.
你就等着瞧吧，一切最终都会顺利解决。
How often do you go swimming?
你多久去游一次泳？
If you travel in India, or France, or Germany, or almost any other country in the world, you will still be able to use English.
假如你到印度、法国、德国等世界上其他任何国家去旅行，你仍能用上英语。