“板擦”造句

我的老师用板擦将他写在黑板上的东西擦掉.
My teacher erased what she wrote on the blackboard with an eraser.

板擦在哪儿?
Where is the duster?

多功能板擦:多种擦板方式, 使教师书写更自由轻松.
Edit function It has many erasing modes, making the's writing free and easy all the more.

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