The wall has a rough surface.

墙壁的表面很粗糙。

The rope was chafed by the rough surface of the slabstone.

绳子被石板的粗糙表面磨损。

Its rough surface tells you that it is a graphics file.

其粗糙得表面显示，这是一个图像文件。

Beneath his rough surface he is really a very kind person.

他外表粗鲁，但实际上是一个很善良的人。

The rough surface of the basketball helps players grip the ball.

篮球粗糙的表面便于球员握球。