中文词源
sharpen 使锋利
sharp,锋利的，-en,使。
英语词源
- sharpen (v.)
- 1520s, "bring to an edge or point," from sharp (adj.) + -en (1). Related: Sharpened; sharpening. Old English verb scearpian meant "to score, scarify;" also compare scearpung "scarifying." To sharpen (one's) pencil "prepare to get to work" is from 1957, American English.
权威例句
- 1. Ginny tried to sharpen up some rusty typing skills.
- 金尼试图重拾生疏了的打字技术。
- 2. She needs to sharpen up before next month's competition.
- 下个月比赛之前,她的水平需要提高一下.
- 3. This exercise will help students sharpen up their reading skills.
- 这个练习将帮助学生提高阅读能力.
- 4. The training is designed to sharpen the fighter's reflexes.
- 这项训练是为了加快作战者的反应速度.
- 5. When you sharpen a pencil, you make chips.
- 你削铅笔时, 会削下许多碎屑.
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