roughen
英['rʌfn] 美['rʌfn]
"roughen the surfaces so they will stick to each other"
1.（使）变得粗糙;（使）变得不平滑
If something hasbeen roughened, its surface has become less smooth.
roughen
e.g. ...complexions that have been roughened by long periods in the hot sun...
因长期曝晒而变得粗糙的皮肤
e.g. She lifted her big, roughened hands.
她举起了那双粗糙的大手。
1. 变粗糙：rough 大浪 |roughen 变粗糙 | roughfile 粗齿锉
2. 使变粗糙：rough 粗糙的 |roughen 使变粗糙 | southern 南部的
3. 粗糙：Pucker bloat 内陷膨胀 |roughen 粗糙 | Scribble tweak 涂抹扭曲
4. 六、粗糙化工具：五、螺旋工具Spiral | 六、粗糙化工具roughen | 七、取色工具Eyedropper
What has roughen'ed your temper?
可什么东西惹恼了你了?
roughen the surface before applying the paint.
先把表面弄毛糙再涂颜料.
You'd better roughen the surface before applying the paint.
你最好先把表面弄毛糙再涂颜料.
Before painting the wood, roughen the surface with sandpaper.
油漆木器前, 先用砂低把表面磨毛糙.
Its rude hair roughens the wind that lifts it.
出自：ShelleyThe nap of the cloth is roughened up by a brush.
出自：G. DoddThat girl's..nature seemed to roughen itself against seeing us so bound up in Pet.
出自：refl.