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
You want to bet?
想打赌吗？
I meet the boy whose aunt is a reporter.
我遇到那个男孩的姑妈是记者。
You'll have to wear this hard hat for the tour.
参观时必需戴上这安全帽。