英语词汇“swing beam”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	swing beam
释义	swing beam noun also swing bolster : a crosspiece sustaining a railroad-car body so suspended that it may have an independent lateral motion
随便看	nile goose nile green nile perch wiping wiping contact wiping rod wir wirable wire wire wire agency wirebar cat- CAT Cat cat CAT cat Cat cata cata- catabaptist catabasis catabiosis catabiotic

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