英语词汇“spare track”的读音、翻译、释义、用法及例句-开邑网

词汇	spare track
释义	spare trackspare track1.■备用磁道
随便看	check figure check figures check figures in posting check flight check flood check flooding check-flooding check-flooding irrigation check flood level check for check formula check for tightness check for zero checkgate check gate check gate light check gauge check guarantee card check handler check harrow checkhead check holder check hole check image method check-in

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