blue box

短语

[法] 蓝盒装置

词形变化

blue boxes 复数 blue boxes

释义与例句

n.
  1. 1.

    A blue container used for the collection of household waste (such as tin cans and newspapers) for recycling by a municipal authority.

    加拿大
  2. 2.

    An electronic device used to bypass payment on a tone pulse telephone system.

    历史 媒体 工程
  3. 3.

    A "tornado watch" notification category.

    美国 非正式 气象

    See also: severe thunderstorm watch

  4. 4.

    Ellipsis of USPS blue box.

    美国
  5. 5.

    Used other than figuratively or idiomatically: see blue, box.