Sharpening
n. 加强；刻石；削尖；锐磨
✅ 同义词
🗣️ 情景例句
Thanks.
谢谢。
Could you tell me where is the ticket office?
你能不能告诉我售票处在哪里？
It was your turn to wash them yesterday.
昨天轮到你把它们洗干净。