CharlieCard

词形变化

CharlieCards 复数 CharlieCards

释义与例句

n.
  1. 1.

    A stored-value smart card used by passengers to pay their fares on the Massachusetts Bay Transportation Authority.

词源

From Charlie + card, named after a fictional character in a folk song who cannot leave the Boston subway system because he cannot pay the five-cent surcharge required to leave the train.

来源：wiktionary