Sharpening
n. 加强；刻石；削尖；锐磨
✅ 同义词
🗣️ 情景例句
That's OK.
没有关系。
He that regards not a penny,will lavish a pound.
小钱不知节省，大钱将滥花。
I think I'll throw away these newspapers.
我想我要扔了这些报纸。