rotifer

• 轮虫，一种微小的水生多细胞生物，具有用于摄食和运动的纤毛轮器，是淡水浮游生物的组成部分。

A noun referring to a minute aquatic multicellular organism that has a ciliated wheel-like organ used for feeding and locomotion, and is a constituent of freshwater plankton.

1. Microscopic aquatic animalC1formalscientific

   A tiny, multicellular aquatic organism that has a ciliated, wheel-like structure near its mouth used for feeding and movement; commonly found in freshwater plankton.

   微小水生动物

   • Rotifers are essential components of freshwater ecosystems.
   • Under the microscope, the rotifer's wheel-like organ was clearly visible.
   • Scientists study rotifers to understand aquatic food webs.