单词	cam engine
释义	cam engine noun : an engine in which the reciprocating motion of the piston is converted into rotary motion by means of a cam and roller instead of the more usual crank Word History Etymology cam entry 4
随便看	nuller nullest nulli secunda nulli secundus nulli- nullibicity nullibiety nullibist nullification nullificationist nullificationists nullifications nullificator nullifidian nullifidians nullified nullifier nullifiers nullifies nullify nullifying nulling nullings nulliparae nulliparas

英语词典包含469781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。