英语词汇“switch pretravel”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	switch pretravel
释义	switch pretravel switch pretravel [′swich ′prē‚trav·əl] (electricity) That movement of a switch-operating level that takes place before the switch is actuated either to close or to open its contacts.
随便看	scej sceja scek sceks scekt sc-el scel scelalgia scelb scelbi 8h scelc scelds scele scelerat scelerate scelerophobia scelestic scelestious scelet sceli scelidotheriidae scelionidae sceliphron s cell sceloglaux

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。