blue light

名词 n. 动词 v.
中文释义

英文释义

名词 n.
  1. A mixture of chemicals (including nitre, sulfur and antimony) used in the eighteenth and nineteenth centuries for night-time signaling and general illumination. countable,historical,uncountable
    — Blue lights, or blue fire, is a preparation in which zinc and sulphur, or sulphur alone, are used. The particular colour is communicated by the zinc and sulphur.
  2. A New England federalist, who opposed the Anglo-American War of 1812; (loosely), a federalist. US,colloquial,countable,historical,uncountable
    — The “Blue-Light Elder” knows ’em well; / Says he, “That’s Banks — he’s fond of shell; / Lord save his soul! We’ll give him” — well, / that’s “Stonewall Jackson’s Way.”
  3. A flashing light, usually fitted to an emergency vehicle. countable
    — Blue-light escorts were provided where possible to get engineers to the stranded GTR trains to reset the software.
  4. Used other than figuratively or idiomatically: see blue, light. countable,uncountable
动词 v.
  1. To travel quickly in a police or ambulance vehicle with the lightbar (and possibly the siren) activated. informal,intransitive
    — When we weren't blue lighting, we had to obey the 30 mph limit, but out of town we had a training exemption from any speed regulations and were encouraged to push the car to its limits... and we did.

词形变化

blue lights plural blue lights present,singular,third-person blue lighting participle,present blue lighted participle,past blue lighted past blue lit participle,past blue lit past

词汇关系

上位词
light
衍生词
blue light bandit
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