板擦的例句（板擦在句子中的用法）

• The teacher is cleaning the blackboard with a board rubber. 老师正在用黑板擦擦黑板。
• The floor has been rubbed clean and shiny. 地板擦得明光锃亮。
• The rest of us started giggling, scuffing our feet on the floor. 全班的同学都在笑, 把地板擦得很响.
• Rub out chalk marks with an eraser. 用黑板擦擦掉粉笔字迹.