ultramicroscopic

• 形容某物极小，普通显微镜下无法看见；极其微小。

Describes something too small to be seen with an ordinary microscope; extremely minute.

1. Too small to be seen with a standard microscopeC2formalscientific

   Describes particles or structures that are too small to be resolved by a conventional light microscope, requiring an ultramicroscope for detection.

   超微镜的

   • Viruses are often ultramicroscopic, requiring electron microscopes to be visualized.
   • The ultramicroscopic particles in the colloid were only visible under specialized lighting.
   • Researchers studied the ultramicroscopic details of the crystal lattice.

   反义词largemacroscopicvisible