单词	hold-clear
释义	hold-clear noun plural -s : a device for holding a railroad signal in any position other than its most restrictive Word History Etymology from the phrase hold clear
随便看	progenitors progenitorship progenitorships progenitress progenitresses progenitrices progenitrix progenitrixes progeniture progenitures progeny progeny test progeria progerias progestagen progestational progesterone progesterones progestin progestins progestogen progestogenic progestogens progged proggers

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。