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
There's nothing's as troublesome as a naughty clild.
没有东西比淘气的孩子更麻烦了。
Thank you for your gift.
谢谢你的礼物。
It's nothing serious.You'd better have a good rest.
（病情）不太严重。你最好好好休息一下。