blackboard的意思

基本释义

• 黑板

  a board with a dark smooth surface, used in schools for writing on with chalk

例句

1. She marked a square on the blackboard.

   她在黑板上画了个正方形。

2. She rubbed the exercises off the blackboard after class.

   下课后她把习题从黑板上擦掉。

3. They realigned the desks so that they face the blackboard.

   他们将书桌重新排好使其面向黑板。

短语

• blackboard eraser n. 黑板擦

近义词