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English definition of “main line”

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main line

noun [C] uk   us  
an important railway route between large towns or cities: the main line between New York and Philadelphia
Translations of “main line”
in Chinese (Traditional) 普遍的, (信念、方法等)主流的…
in Chinese (Simplified) 普通的, 主流的(信念、方法等)…
(Definition of main line from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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