Sharpening
n. 加强；刻石；削尖；锐磨
✅ 同义词
🗣️ 情景例句
I'd like to introduce myself; my name is Mr. Cobain, and I'm vice president.
我来介绍我自己，我是科本先生，是这儿的副总裁。
To learn how to count
学习记账
The bottle really does contain perfumed mud.
瓶里装的的确是香水泥。