fluoresce

• 指物质吸收电磁辐射（通常是紫外线或可见光）后发出光的现象，所发出的光波长一般比吸收的光更长。

A verb used to describe the emission of light by a substance when it absorbs electromagnetic radiation, typically visible or ultraviolet light.

1. Emit light after absorbing radiationC1formalscientific

   To absorb light or other electromagnetic radiation and then emit it as visible light, typically of a different wavelength.

   发荧光

   • Certain minerals fluoresce under ultraviolet light.
   • The dye causes the cells to fluoresce brightly under a microscope.
   • Some jellyfish species naturally fluoresce in the ocean depths.