Opy
[医]眼, 视力
🗣️ 情景例句
Are you through with your work?
你工作做完了吗？
Try not to be so timid when you speak.
你讲话的时候不要那么紧张。
only of metal, which wears away by friction.
而是由金属组成，而金属可以随着磨擦而磨损殆尽。