英语词汇“upper rail”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	upper rail
释义	upper rail 上部轨;上导槽
随便看	back-tunneling back turbine back-turn back turn back turning of head back turn pulley back-twist back twisting back-type life support system backtype parachute backup back ... up back(-)up back-up back up back up! backupable backup acquisition system back-up acquisition system backup aid backup aircraft backup air data sensor assembly backup air gap device backup anchor backup and recovery

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