英语词汇“approach obstruction 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	approach obstruction signal
释义	approach obstruction signal 英?[??pro?t? ?b?str?k??n ?siɡn?l] 美?[??pr??t? ?b?str?k??n ?s?ɡn?l] 释义遮断预告信号机行业词典铁道遮断预告信号机???
随便看	clear trunk cleartype clear ... up clear-up clear up clear up after clear up a mystery clear-up cause clear up debts clear-up rate clear-ups clear up something clear up the mess clear urine in large amounts clear valve diameter clear varnish clear vesicle Clearview clear view Clearview Chlamydia MF clearviews clear-view screen clearview screen clear view screen clear view screen window

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approach obstruction signal