英语词汇“blackboard”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

　

单词	blackboard
释义	WordReference Random House Learner's Dictionary of American English © 2024 black•board /ˈblækˌbɔrd/USA pronunciation n. [countable] a sheet of smooth material, esp. dark slate, used for writing with chalk:The students went up to the blackboard and wrote their examination sentences. WordReference Random House Unabridged Dictionary of American English © 2024 black•board (blak′bôrd′, -bōrd′),USA pronunciation n. a sheet of smooth, hard material, esp. dark slate, used in schools, lecture rooms, etc., for writing or drawing on with chalk. Also called chalkboard. Cf. greenboard. black + board 1815–25 Collins Concise English Dictionary © HarperCollins Publishers:: blackboard /ˈblækˌbɔːd/ n a hard or rigid surface made of a smooth usually dark substance, used for writing or drawing on with chalk, esp in teaching
随便看	dieu et mon droit dieu vous garde dif- dif diff. diff diffeomorphism differ difference difference ring different differentia differentiability differentiable differentiable manifold differential differential analyzer differential association differential calculus differential coefficient differential compaction differential equation differential gear differential geometry differentially

　

英语词典包含188688条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

　

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更新时间：2024/11/11 7:28:24