Hypernyms:valve
Inherited Hypernyms:ball valvevalvecontrolmechanismdeviceinstrumentalityartifactwholeobjectphysical entityentity
单词 | ball valve |
释义 | Ball Valve nnoun.artifactany valve that checks flow by the seating of a ball Hypernyms:valve Inherited Hypernyms:ball valvevalvecontrolmechanismdeviceinstrumentalityartifactwholeobjectphysical entityentity |
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