blackboard

过去分词：

动词过去分词: blackballed

更多词形：

名词: blackballer | 动词过去式: blackballed | 动词过去分词: blackballed | 动词现在分词: blackballing | 动词第三人称单数: blackballs |

单词例句：

The chalk jarred against the blackboard.

粉笔在黑板上发出吱吱的声音。

The boy stole from classroom while the teacher was writing on the blackboard.

老师在往黑板上写字时，那孩子偷偷溜出了教室。

Please copy the sentence on the blackboard.

请把句子抄在黑板上。

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。

The boy was figured on a blackboard.

这男孩在黑板上做算术。

Her name had been scored out on the blackboard.

她的名字已从黑板上划掉。

He chalked out a design on the blackboard.

他用粉笔在黑板上勾划出一个图样。

Her eyes rested on the blackboard.

她的眼睛凝视着黑板。

Wipe off these scribblings from the blackboard.

把黑板上的涂鸦擦掉。