Word · Frequency #34747
roughening
/ˈrʌfən/
verb
(使)变粗糙
roughening is the present participle of roughen.
make or become rough or rougher
- 1.
To make rough.
使变粗糙
- 2.
To become rough.
变得粗糙
使变粗糙；变得粗糙
In use
The constant rubbing roughened the surface of the table.
Exposure to wind and salt water is roughening the wooden deck.
Harsh chemicals roughen the skin if used too often.
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.
风使湖面变得波涛汹涌。
something roughens
The skin roughens in the cold.
皮肤在寒冷中变得粗糙。
Connections
Confusing words
Word family
- roughens
- third person singular
- roughened
- past, past participle
- roughening
- present participle
Learner notes
Learn the forms together
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.