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单词 sharpen up
释义

sharpen up

phrasal verb

sharpened up; sharpening up; sharpens up
1
: to become better, smarter, more skillful, etc.
You'd better sharpen up if you want to keep your job.
2
: to improve (something)
I took a course to sharpen up my computer skills.
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更新时间:2026/6/15 12:19:02