Word · Frequency #34747
roughen
(使)变粗糙
核心释义
make or become rough or rougher
- 1.
使变粗糙
To make rough.
- 2.
变得粗糙
To become rough.
使变粗糙;变得粗糙
用法In use
The constant rubbing roughened the surface of the table.
用法提示:此处 'roughened' 为过去式,表示“使变得粗糙”的动作已完成。
Exposure to wind and salt water is roughening the wooden deck.
用法提示:此处 'is roughening' 为现在进行时,表示正在使表面变粗糙的过程。
Harsh chemicals roughen the skin if used too often.
用法提示:此处 'roughen' 为一般现在时动词原形,表示一种普遍情况或规律。
roughen something
The sandpaper roughens the surface.
砂纸使表面变粗糙。
roughen something up
强调程度更强。
The wind roughened up the lake.
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词族Word family
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页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.