英语词汇“ball bearing”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	ball bearing
释义	ball bearing noun /ˌbɔːl ˈbeərɪŋ/ /ˌbɔːl ˈberɪŋ/ jump to other results enlarge image a ring of small metal balls used in a machine to enable the parts to turn smoothly; one of these small metal ballsTopics Engineeringc2
随便看	mail carrier mail-carrier mail drop mail-drop mailer mailing mailing list mailing-list mailman mail merge mail order mail-order mail out mail-out mailroom mailshot mail slot mail-slot maim main main_1 main_2 main clause main-clause main course

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