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单词 fluoresce
释义
fluoresce
verb[IorL]
sciencespecialized
us/flɔːˈres/uk/flɔːˈres/
toabsorblightof ashortwavelengthandproducelightof alongerwavelength,particularlywhen thisproducesa verybrightcolourthat can beseenin thedark:
Thismaterialfluoresces underultravioletlightwhich makes iteasiertoidentify.
Thecoralfluorescesorange.
More examples
  • Underblacklightthesubstancewill fluoresce.
  • Theeyesof theinsectfluorescegreen.
  • As thesecompoundsfluoresce underultravioletlightthey areeasilydetected.
  • Theseenzymes,obtainedfromjellyfish, make aproteinthat fluorescesbrightgreenin UVlight.
  • Themineralfluorescesyelloworwhiteunder shortwaveultravioletradiationandorangeorredunder longwave.
SMART Vocabulary: related words and phrases
The qualities of colour
  • brightly
  • brightness
  • colourful
  • colourfully
  • darken
  • darkness
  • dusky
  • flamboyance
  • fluorescent
  • garish
  • harsh
  • lurid
  • non-yellowing
  • pastel
  • prismatic
  • pure
  • riot
  • sombrely
  • violent
  • vivid
See more results »

You can also find related words, phrases, and synonyms in the topics:

Giving out light
(Definition offluorescefrom theCambridge Advanced Learner's Dictionary & Thesaurus© Cambridge University Press)

Examplesoffluoresce

fluoresce
Calmodulin in tip-growing plant cells, visualized by fluorescing calmodulin-binding phenothiazines.
From theCambridge English Corpus
When the blood spot does notfluoresce, the test is positive; it can be falsely negative in patients who are actively hemolysing.
From
Wikipedia
Creatives commons iconThis example is from Wikipedia and may be reused under a CC BY-SA license.
Once the analyte binds, the indicator changes color or fluoresces.
From
Wikipedia
Creatives commons iconThis example is from Wikipedia and may be reused under a CC BY-SA license.
It is very soluble in water and some specimensfluoresceunder long and short wave ultraviolet light.
From
Wikipedia
Creatives commons iconThis example is from Wikipedia and may be reused under a CC BY-SA license.
Their goal was to develop a fish that could detect pollution by selectively fluorescing in the presence of environmental toxins.
From
Wikipedia
Creatives commons iconThis example is from Wikipedia and may be reused under a CC BY-SA license.
They showed either two, three or four fluorescing vesicular nuclei in as many blastomeres.
From theCambridge English Corpus
Only objects that fluoresced green and were unmistakably bacillus-shaped were enumerated.
From theCambridge English Corpus
Consequently, under staining, live cellsfluorescein the green in contrast to dead cells thatfluorescein the red.
From theCambridge English Corpus
This series of dyes was designed tofluoresceat different wavelengths.
From theCambridge English Corpus
Intracellular injections were made into fluorescing cells with bevelled microcapillary electrodes.
From theCambridge English Corpus
These were identified as blue/green, oxidase-positive colonies that fluoresced under ultra-violet light.
From theCambridge English Corpus
Viable parasites were motile and did notfluoresce.
From theCambridge English Corpus
Organic composites are seen as clumps of evenly-sized spheres, shown in biochemical tests (anionic and cationic fluorescing dyes) to comprise dead and living cocci (1).
From theCambridge English Corpus
A minimum of 500 fluorescing cells with a clear outline and definite cell-shape cells were counted under oil immersion (x1000) in a minimum of 10 randomly chosen fields.
From theCambridge English Corpus
Oxonol entry causes retinal cells tofluorescewith a brightness corresponding to internal concentration.
From theCambridge English Corpus
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
#https://dictionary.cambridge.org//dictionary/english/fluoresce##
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更新时间：2025/1/14 16:40:04