英语词汇rheostat怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	rheostat
释义	rhe.os.tat Hri:7EJ7stAt, $-oJ- n [C] a device that controls the flow of electric current in a machine 变阻器 A rheostat can be used to control the brightness of electric lights. 变阻器可被用来控制电灯的亮度。
随便看	directionless directions directions directive directly directly directly directness director directorate directorial directorship directory dirge dirk dirndl dirt dirtiness dirty dirty dirty dirty dis- disability disable

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