Opu
[医][=ovum pick-up]采卵
🗣️ 情景例句
You know him?
你认识他吗？
The worth of a thing is best known by the want of it.
物以稀为贵。
He ate simply, and never ate meat. He rose early in the morning and worked at his wheel, making cotton thread.
他吃得很简单，且从不吃肉。他每天早晨早早就起床，转动纺车，纺棉纱。