老师掸掉黑板擦上的粉笔灰。

The teacher beat chalk dust from erasers.

youdao

请用这个板擦把黑板擦干净。

Please clean the blackboard with the eraser.

youdao

在使用的黑板擦几乎都破了。

The eraser in use is almost broken.

youdao

老师正在用黑板擦擦黑板。

The teacher is cleaning the blackboard with a board rubber.

youdao

凯蒂，请把黑板擦干。

Please clean the blackboard, Kitty.

youdao

下次上课前请把黑板擦和粉笔放在老师书桌上。

Next time please put the eraser and chalk on the teachers desk before class.

youdao

下午放学，我还要再把黑板擦干净，再扫一次地。

After class, I must clean the blackboard and the floor again.

youdao

请把黑板擦干净。

Brush the blackboard clean, please.

youdao

请把黑板擦干净。

Please clean the blackboard.

youdao

请把黑板擦一擦。

Please wipe off the board.

youdao

黑板擦干净了。

The blackboard has been wiped clean.

youdao

黑板擦干净了。

The blackboard has been wiped clean.

youdao