如题所述
黑板英文:blackboard
例句:我转过身,在黑板上写下了题目。
I turned around and wrote the title on the blackboard
他用粉笔在黑板上勾划出一个图样。
He chalked out a design on the blackboard.
他用粉笔将消息写在黑板上。
He chalked the message on the blackboard