Sharpens
v. （使）提高( sharpen的第三人称单数 ); （使声音）变得尖锐; （使）变得更好（或技术更高、更有效等）; （使）变得锋利
🗣️ 情景例句
Oh no! It's five thirty.
哎呀 已经五点半了。
How many pieces are you going to buy?
你要买几块？
All night long, people dance and sing.
整个夜晚人们载歌载舞。