英语词汇“simple machine”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	simple machine
释义	WordReference Random House Unabridged Dictionary of American English © 2024 sim′ple machine′, [Mech.] Mechanicsmachine (def. 3b). 1900–05 Collins Concise English Dictionary © HarperCollins Publishers:: simple machine n a simple device for altering the magnitude or direction of a force. The six basic types are the lever, wheel and axle, pulley, screw, wedge, and inclined plane
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