Short for line of rail at sense 26b(c), railway line n. at railway, n. compounds 1a, tramline, n. Cf. branch III.
Chiefly North American colloquial. The main line of a railway.
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。