词族 · roughen
中文词源
roughen 使粗糙
rough,粗糙的，-en,使。
英语词源
- roughen (v.)
- 1580s, from rough (adj.) + -en (1). Related: Roughened; roughening.
权威例句
- 1. What has roughen'ed your temper?
- 可什么东西惹恼了你了?
- 2. Roughen the surface before applying the paint.
- 先把表面弄毛糙再涂颜料.
- 3. You'd better roughen the surface before applying the paint.
- 你最好先把表面弄毛糙再涂颜料.
- 4. Before painting the wood, roughen the surface with sandpaper.
- 油漆木器前, 先用砂低把表面磨毛糙.
- 5. As a conventional surface process, grit blasting can be used to clean and roughen metal surface.
- 喷砂是常用的金属表面处理方法, 可起毛化和清洁作用,如作为热喷涂涂层的预处理工艺.