英语词汇“backing signal”的中英文释义、用法、翻译及短语词组-英汉翻译词典-东流网

单词	backing signal
释义	backing signal 英?[?b?k?? ?siɡn?l] 美?[?b?k?? ?s?ɡn?l] 释义后退信号行业词典铁道后退信号???
随便看	allatives all-atom all at once all-at-once all-at-once-ness all at one swoop allatoona Allatoona Lake allatostatic allatostatin allatostatins allatotropin allatrate all a treat all at sea all at-sea Allatt all attention all-attitude gyroscope all attitude reservoir allatts Allatum,Corpus allatum hormone Allauch allaud

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backing signal