cantrail

n. <英>(火车车厢的)上侧梁

发音

/kæntˈɹeɪl/

词形变化

cantrails 复数 cantrails

别名

cant rail

释义与例句

n.
  1. 1.

    A length of metal (earlier timber) supporting the outer edge of the roof of a railway carriage; also found on locomotives, buses and coaches.

    英国 交通

词源

From cant + rail.

来源：wiktionary