Sharpening
n. 加强；刻石；削尖；锐磨
✅ 同义词
🗣️ 情景例句
Chairman Mao said it is necessary to drill as much as possible.
毛主席说，反复操练是非常必要的。
Never trust to fine words.
切勿轻信漂亮话。
Why, you may wonder, should spiders be our friends?
你可能会觉得奇怪， 蜘蛛怎么会是我们的朋友呢？