sand

US /sænd/
UK /sænd/
"sand" picture
1.

沙子

a loose granular material resulting from the disintegration of rocks, covering deserts, beaches, and riverbeds

:
The children played in the sand on the beach.
孩子们在海滩的沙子上玩耍。
The desert is covered with vast expanses of sand.
沙漠被广阔的沙子覆盖着。
1.

打磨, 用砂纸磨光

smooth (something) with sandpaper or a similar abrasive

:
He carefully sanded the wooden table before painting it.
他在给木桌上漆之前仔细地打磨了它。
You need to sand down the rough edges of the board.
你需要打磨板子的粗糙边缘。