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