blue light

短语

蓝色；蓝火信号

词形变化

blue lights 复数 blue lights blue lighted blue lighting blue lights 三单 blue lit blue lighting 现在分词 blue lighted 过去式 blue lighted 过去分词 blue lit 过去式 blue lit 过去分词

释义与例句

n.
  1. 1.

    A mixture of chemicals (including nitre, sulfur and antimony) used in the eighteenth and nineteenth centuries for night-time signaling and general illumination.

    可数 历史 不可数 航海 交通
  2. 2.

    A New England federalist, who opposed the Anglo-American War of 1812; (loosely), a federalist.

    美国 非正式 可数 历史 不可数
  3. 3.

    A flashing light, usually fitted to an emergency vehicle.

    可数 不可数
  4. 4.

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

    可数 不可数
v.
  1. 1.

    To travel quickly in a police or ambulance vehicle with the lightbar (and possibly the siren) activated.

    非正式 不及物