1.
He wiped out with an eraser what he had written on the blackboard.
他用黑板擦把他在黑板上写的东西全擦掉了。
2.
You can rub out the chalk marks with the eraser.
你可以用黑板擦把粉笔印擦掉。
3.
The teacher suggested that we(should)clean the blackboard after class.
老师建议我们课后把黑板擦了。
4.
a BlackBoard that ruBs clean easily.
很容易擦干净的黑板
5.
removes chalk marks from blackboard.
从黑板上擦掉粉笔痕迹。
6.
erased the equation from the blackboard.
擦掉黑板上的等式。
7.
Wipe off these scribblings from the blackboard.
把黑板上的涂鸦擦掉。
8.
He wiped the writing off the blackboard.
他把黑板上的字擦掉。
9.
His chalk scraped on the blackboard.
他的粉笔在黑板上擦擦作声。
10.
The teacher erased the letters on the blackboard.
老师擦掉了黑板上的字母。
11.
Please erase the formula on the blackboard--it is wrong!
请擦掉黑板上的公式，它是错的。
12.
Should I clean the blackboard today?
我今天是不是应该擦黑板？
13.
Who's rubbed my figures off the blackboard?
谁把我写在黑板上的数字擦掉了?
14.
Who wrote those rude-words on the blackboard? Rub them off please!
是谁在黑板上写的那些粗话？请擦掉！
15.
The student wiped off a drawing from the blackboard.
那个学生将黑板上的图画擦掉。
16.
Erica ran over and pushed me out of the way and started to erase the scribble and write in her answer.
爱瑞卡使劲把我推开，擦去黑板上的乱线，开始在黑板上写答案。
17.
The Negro porter was scrubbing the dirt in the floor away.
这位黑人清洁工正把地板上的尘土擦掉。
18.
Rub those words off the blackboard before the teacher sees them.
在老师看见之前，把黑板上的那些字擦掉。