英语词汇piston principle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	piston principle
释义	piston n — 活塞 n • 柱塞 n • 外管 n principle n — 则 n • 原理 n • 正 n • 道 n • 道理 n • 理则 n
随便看	day of billing day of birth day of booking day of collection Day of Commemoration day of completion day of December day of default day of delay day of departure day of Dialogue day of discharge day of discovery day of driving day of employment day of entrance day of entry day of execution day of expiration day of exposure day off day of fasting day of February day off for day off from work

英汉双解词典包含2273206条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。

piston n —