roughen

英 [ˈrʌfn]

美 [ˈrʌfən]

v.弄粗弄崎岖不平

过去式: roughened 过去分词: roughened 现在分词: roughening 第三人称单数: roughens

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verb

1. make rough or rougher

e.g. roughen the surfaces so they will stick to each other

1. （使）变得粗糙;（使）变得不平滑
If something has been 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

经典引文

Its rude hair Roughens the wind that lifts it.
出自：Shelley
The nap of the cloth is roughened up by a brush.
出自：G. Dodd
That girl's..nature seemed to roughen itself against seeing us so bound up in Pet.
出自：refl.

近义词
反义词
临近词

coarsen（使）变粗
crumple（使)起皱
abrade擦伤
toughen变坚韧
rough粗糙的
scratch抓

smooth光滑的

相关列句

If maximum recoat interval is exceeded, roughen the film surface to ensure the adhesion between layers.(如超过最大重涂间隔，须磨粗表面，以确保漆膜间的附着力。)

Inferior smooth, wooden furniture, such as stainless steel workpiece surface, the surface of the ground glass decorative pattern design, and roughen the processing on the surface of the fabric.(如不锈钢工件、木制家具表面亚光化，磨砂玻璃表面的花纹图案，以及布料表面的毛化加工等。)

A mini-sized sand-blasting gun of ejection-and absorption type, used to clean and roughen the metallic surfaces for thermal spraying.(一种小型的射吸式喷砂枪，可用作喷涂喷焊前的表面清洁毛化处理。)

You'd better roughen the surface before applying the paint.(你最好先把表面弄毛糙再涂颜料。)

By sanding the split leather surface to roughen it up.(是通过打磨分割层皮革的表面，使它变粗糙而得到的。)

Its synchronous construction process includes milling and planing the concrete bridge surface to roughen, cleaning and blasting with special apparatus;(施工方法，采用专用设备对混凝土桥面板表面浮浆进行铣刨、拉毛或凿毛、清扫、吹净处理；)

The results show that the two-step method can effectively remove Co on the cemented carbide substrates and obviously roughen the surface of the cemented carbide substrate.(研究表明，两步混合处理法不仅可以有效的去除硬质合金基体表面的钴，而且，还可显著粗化硬质合金衬底。)

These ingredients can cause bleeding under the nails, discolouration and can roughen the smooth texture of the nails.(这些成分可引起指甲下出血，变色，甚至使原本质地光滑的指甲变得粗糙。)

Before painting the wood, roughen the surface with sandpaper.(油漆木器前，先用砂低把表面磨毛糙。)

Roughen the surface before applying the paint.(先把表面弄毛糙再涂颜料。)

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