broken arrow

短语

词形变化

broken arrows 复数 broken arrows

释义与例句

n.
  1. 1.

    A callout marker that consists of a dashed line with an arrowhead.

    工程
  2. 2.

    Used other than figuratively or idiomatically: see broken, arrow.

  3. 3.

    Any of a series of accidental nuclear events in the Cold War, involving nuclear weapons or warheads fallen from aircrafts, which could have triggered a nuclear war.

    美国 历史 政治 军事