blackboard 英 [ˈblækbɔ:d] 　 美 [ˈblækbɔrd]

blackboard

blackboard　 英 [ˈblækbɔ:d] 美 [ˈblækbɔrd]

n. 黑板　

名词复数:blackboards　

to write on the blackboard　在黑板上写字
She marked a square on the blackboard.　她在黑板上画了个正方形。

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  • n. 黑板

  • 1. to write on the blackboard

    在黑板上写字

  • 2. She marked a square on the blackboard.

    她在黑板上画了个正方形。

  • blackboard (n.) "board painted black and written on in chalk," especially as used in schoolrooms, 1823, from black + board (n.1). Blackboard jungle "inner-city school rife with juvenile delinquency" is from Evan Hunter's novel title (1954).
black·board / ˈblækbɔːd ; NAmE ˈblækbɔːrd / ( also chalk·board especially in NAmE ) noun a large board with a smooth black or dark green surface that teachers write on with a piece of chalk 黑板 ◆ to write on the blackboard 在黑板上写字 ☞compare whiteboard blackboard blackboards black·board / ˈblækbɔːd ; NAmE ˈblækbɔːrd /
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词频排名 noun:13765
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