blackboard的音标怎么写？

blackboard的音标怎么写？

blackboard的音标：英 ['blækbɔːd] 　 　 美 ['blækbɔːrd] 

意思：黑板  blackboard由black+board合成而来,意为在其上用粉笔写字的“黑板”。是可数名词,有复数形式。

短语：

clean a blackboard 擦黑板

wash a blackboard 擦黑板

at the blackboard 在黑板前

on the blackboard 在黑板上

to the blackboard 到黑板前

例句：

The blackboard is in the front of the classroom.

黑板在教室的前面。

Please raise your head and look at the blackboard.

请抬起头来，看黑板。

The teacher wrote on the blackboard with a piece of chalk.

老师用一支粉笔在黑板上写字。