Vocab Bloom Hub

fluorescent dye

/flʊəˈrɛsənt daɪ/

翻译: 一种能吸收某一波长的光并发射出更长波长光的物质,常用于科学成像、医学诊断和生物学研究中,对结构进行标记或显像。

1 个条目

phrase

/flʊəˈrɛsənt daɪ/C1formalscientific
  • zh一种能吸收某一波长的光并发射出更长波长光的物质,常用于科学成像、医学诊断和生物学研究中,对结构进行标记或显像。

A substance that absorbs light at one wavelength and emits it at a longer wavelength, used in scientific imaging, medical diagnostics, and biological research to label or visualize structures.

  1. Substance that emits lightC1formal

    A chemical compound that absorbs light at one wavelength and emits it at a longer wavelength, producing visible fluorescence.

    zh发光的物质

    • The biologist used a fluorescent dye to stain the cell nuclei.
    • Fluorescent dyes are commonly used in microscopy to visualize specific structures.
    • The lab technician added a fluorescent dye to the sample to track the protein.
  2. Coloring agent for visibilityB2informal

    A dye that glows brightly under ultraviolet or blue light, used for highlighting or safety purposes.

    zh荧光染料

    • The safety vest was coated with a fluorescent dye for high visibility at night.
    • Artists sometimes use fluorescent dye to create glowing effects in their paintings.
    • The highlighter pen contains a fluorescent dye that makes text stand out.