Synset:ball bearing roller bearing
Hypernyms:bearing
Inherited Hypernyms:ball bearingbearingsupportdeviceinstrumentalityartifactwholeobjectphysical entityentity
单词 | needle bearing |
释义 | Needle Bearing nnoun.artifactbearings containing small metal balls Synset:ball bearing roller bearing Hypernyms:bearing Inherited Hypernyms:ball bearingbearingsupportdeviceinstrumentalityartifactwholeobjectphysical entityentity |
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