Of use
有用
🧩 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
in the children's ward.
在小儿科病房那边。
If she could help you, she would help you.
如果她能帮你，她一定会的。[虚拟语气]
I was not surprised to find that the machine still refused to work after I had reassembled it,
等我装完后，那台割草机仍然一动不动，对此我倒并不感到吃惊。