K-b
[医][=key-board]键盘，开关板，按纽
🗣️ 情景例句
I have just begun to learn and my serve isn't very good.
我刚刚开始学习，发球不太好。
Saturday the whole family will clean out the garage.
周六全家动员打扫车库。
They put the food in paper bags, and take it home, or to their work place.
人们把这些食品装进纸袋，然后带回家或工作地点。