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

单词	rheostat
释义	rheostat n. Electr. an instrument used to control a current by varying the resistance. Derivatives rheostatic adj. Etymology: Gk rheos stream + -STAT
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