caddisworm

• 石蛾的幼虫，生活在水中，会用丝和沙子、砾石或植物残渣等材料筑成保护性的筒状巢壳。

A noun referring to the aquatic larva of a caddis fly, which builds a protective case from silk and materials such as sand, gravel, or plant debris.

1. Aquatic insect larvaC1formal

   The larva of a caddisfly, which builds a protective case around itself using silk and materials like sand, small stones, or plant debris.

   石蛾幼虫

   • The caddisworm constructs its case from tiny pebbles and twigs.
   • Anglers often use caddisworm imitations as bait.
   • The caddisworm's case provides camouflage against predators in the stream.

   同义词casewormstrawworm