1. Hard household chores roughed her hands. 繁重的家务劳动把她的手弄得很粗糙。
2. This is a rough group. 这是一群粗野的汉 子。
3. Knowledge reduction is the kernel of the rough set theory. 知识约简是粗糙集理论的核心内容之一。
英英解释
n.
1. the part of a golf course bordering the fairway where the grass is not cut short
2. prepare in preliminary or sketchy form
3. having or caused by an irregular surface
4. (of persons or behavior) lacking refinement or finesse
5. not quite exact or correct
6. full of hardship or trials
7. violently agitated and turbulent
8. unpleasantly harsh or grating in sound
9. ready and able to resort to force or violence
10. of the margin of a leaf shape; having the edge cut or fringed or scalloped
11. causing or characterized by jolts and irregular movements
12. not shaped by cutting or trimming
13. not carefully or expertly made
14. not perfected
15. unpleasantly stern
16. unkind or cruel or uncivil adv.
1. with roughness or violence (`rough' is an informal variant for `roughly')
2. with rough motion as over a rough surface
