sharpen a knife 磨刀
sharped edge 锋利的边缘
sharped pencil 削尖的铅笔
sharped skills 锐化的技能
sharped focus 尖锐的专注力
A: Did you bring a sharped knife for camping?
A：你带了锋利的刀去露营吗？
B: Yes, it makes preparing food much easier.
B：带了，这样准备食物就容易多了。
1) 尖锐的
2) 锋利的
3) 敏锐的
1. 经过磨锋的，变得锋利的
2. （比喻）敏锐的，尖刻的
adjective
1. Made sharp; having a fine edge or point; keen or acute in perception or effect.
Synonym: keen, acute, pointed