英['plʌndʒə(r)]美['plʌndʒər]
noun(名词)
双解例句
noun(名词)
实用短语
常用短语
单词用法
词源考究
来自plunge,插入。
someone who risks losses for the possibility of considerable gains
同义词:speculator
someone who dives (into water)
同义词:diver
hand tool consisting of a stick with a rubber suction cup at one end; used to clean clogged drains
同义词:plumber's helper
mechanical device that has a plunging or thrusting motion
同义词:piston
柱塞阀
活塞式阀,柱塞阀,柱塞式阀,进口柱塞阀
柱塞截止阀,柱塞为止阀,柱塞
有肩柱塞式模具,有肩柱塞式生产模型
内柱塞
定位球塞,一字定位珠
三柱塞泵
径向活塞泵,径向柱塞泵,径向活塞
柱塞泵;活塞泵;滑阀泵
柱塞阀;柱塞式阀;活塞式阀
泵柱塞;滑阀泵
柱塞式;活塞式
柱塞行程
柱塞