sharpen
英 ['?ɑ?p(?)n]
美['?ɑrp?n]
- vt. 削尖；磨快；使敏捷；加重
- vi. 尖銳；變鋒利
考試真題
- State and federal governments could sharpen that focus everywhere by broadly publishing minority graduation rates.
出自-2011年6月閱讀原文
- It is important to sharpen students' communication skills.
2019年高考英語全國卷2 閱讀理解 閱讀D 選項(xiàng)