Meaning of four-track | Babel Free
Examples
“[...] 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.”
CEFR level
B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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