单词 | precursor |
释义 | precursorprecursorsprecursorprecursor /prɪˈkɜːsə $ -ˈkɜːrsər/ noun [countable] formal something that existed or happened before something else and influenced its developmentprecursor ofa machine that was the precursor of the computerbe是电脑的前身的一种机器 |
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