blackboard是可数名词吗

blackboard是可数名词；

blackboard

n.黑板；

复数 blackboards；

例句

He chalked the message on the blackboard

他用粉笔将消息写在黑板上。

Look at the blackboard.

看黑板。

If you write on the blackboard, rub it off at the end of the lesson.

如果你在黑板上写字，下课时要擦掉。

He stood up to get a better view of the blackboard

为了更清楚地看到黑板上的内容，他站了起来。

I wrote the date at the far left of the blackboard.

我把日期写在黑板的最左边。