Theory of function
[计] 函数论
🧩 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
Public transportation is quite convenient in this city.
在这个城市里，公共交通很方便。
Wisdom is to the mind what health is to the body.
知识之于心灵，犹如健康之于身体。
Byrd at once ordered his men to throw out two heavy food sacks.
伯德马上命令他的助手们把两个沉重的食物袋扔掉，