special line
[英]ˈspeʃəl lain[美]ˈspɛʃəl laɪn
专线
[例句]About zheng west railway transportation special line weinan two cross weihe river especially big bridge backwater analysis.
关于郑西铁路客运专线渭南二跨渭河特大桥的壅水分析.
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