four-track

形容词 adj.
中文释义

英文释义

形容词 adj.
  1. Synonym of four-tracked. not-comparable
    — [...] Mr. M. N. Rollason points out that on four-track lines on which the fast lines, in the centre, are flanked by the slow lines, and running at speed is permissible on all four, the traveller can enjoy some quite exciting experiences when trains are doing a "neck-and-neck" on adjacent lines.
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