英语词汇“ball valve”的读音、翻译、释义、用法及例句-初旭网

词汇	ball valve
释义	ball valve 有球形活塞之气门
随便看	widemouthed widen wide-open wide-rang wide-ranging wide-scale wide-screen wide-set widespread wide-spreading wide-watered widgeon widget widish Widor widow widow bewitched widow bird widowed widower widowered widowerhood widowhood widow lady widowly

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