地下铁 dìxiàtiě subway Origin Definitions Defs Strokes Stroke Words Sentences Sents 地下铁道 dìxiàtiědào subway A railway system built underground to ease urban traffic; often shortened to [[地铁|地鐵|di4 tie3]] or [[地下铁|地下鐵|di4 xia4 tie3]]地下铁路 dìxiàtiělù subway underground railway; subway