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-现代词典

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	oarlock oarman oars oarsman oarsmanship oarweed oary OAS oasal oasean OASI oasis oasitic oast oast oasthouse oat oat oatcake oat cell -oate oate oaten oater oat grass

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