| 单词 | piston valve |
| 释义 | piston valvenoun1 : a reciprocating valve consisting of a piston or connected pistons working in a cylindrical case provided with ports that are traversed by the valve 2 : piston sense 2a |
| 随便看 |
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。