rainbow era

短语

词形变化

rainbow eras 复数

释义与例句

n.
  1. 1.

    A period in the early 1970s when Amtrak operated a fleet of used equipment that still carried the paint schemes of their previous owners.

    美国 非正式 交通

词源

From the varied, colorful appearance of multiple liveries in one consist.

来源：wiktionary