英语词汇“black-board”的翻译、意思、用法、释义-英汉汉英词典

单词	black-board
释义	詞目：Black-board 1866-69羅存德英華字典Black-board1a board used in schools for writing and drawing lines &c.黑板p 193　1866-69羅存德英華字典　1筆英華☞wandtafel
随便看	catalyst binder catalyst burn-off still catalyst carrier catalyst cartridge catalyst, catalyser catalyst-- catalyser catalyst; catalyser catalyst-- catalyzer catalyst; catalyzer catalyst chamber catalyst characterization catalyst circulation catalyst coking catalyst composition catalyst contamination index catalyst converter catalyst deactivation catalyst decay catalyst deterioration catalyst diluent catalyst effectiveness catalyst extender catalyst for automobile exhaust catalyst formulation catalyst fouling