caddis-fly

• 一种小型昆虫，外形似蛾，有两对毛茸茸的膜质翅，其幼虫生活在水中。

A small, moth-like insect with two pairs of hairy membranous wings, whose larvae are aquatic.

1. Small moth-like insectC1formalscientific

   A small, moth-like insect belonging to the order Trichoptera, characterized by two pairs of hairy membranous wings and aquatic larvae that often build protective cases.

   石蛾

   • The caddis-fly emerged from its larval case near the stream.
   • Anglers often use artificial flies that mimic the caddis-fly.
   • The aquatic larvae of the caddis-fly are important indicators of water quality.

   同义词caddice-flytrichopteran