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A transcontinental journey or route goes from one side of a continent to the other.
in mid-nineteenth-century America, before the transcontinental railway was built.
19世纪中期的美国，在横贯大陆的铁路修成之前。
雅思英语词汇收录8785个雅思英语词条，基本涵盖了全部常用雅思英语词汇的翻译及释义，是英语学习的有利工具。