单词	pop valve
释义	pop valve noun : a safety valve designed to open when the pressure of a fluid exceeds the force exerted by the spring that normally keeps the valve closed Word History Etymology pop entry 1
随便看	rown rowport rows rowse rowt rowth rowths rowy Roxas y Acuña Roxburgh roxburghshire Roxbury waxwork Roxolani Roy royal royal agaric royal antelope royal antler Royal Arch Mason royal assent royal auction bridge royal bay royal blue royal casino royal cell

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。