Instead, it secretes a glue and USES this to stick bits of sand together to form its casing, in the way that a freshwater caddis fly larva does.
堆沙蠕虫分泌出一种胶状物将沙石粘合在一起形成壳装，这一点类似于淡水石蛾的幼虫。
Any of various other flying insects, such as the caddis fly.
例如石蛾等任何一种其他会飞的昆虫。
The aquatic, wormlike larva of the caddis fly, enclosed in a cylindrical case covered with grains of sand, fragments of shell, and other debris.
水生的，石蚕蛾的蠕虫状幼虫，包在被沙粒、卵壳碎片以及其它碎片盖住的柱形盒内。
Although it may get you in trouble with your mother, the Caddis Fly hatch on Mothers day is legendary.
虽然这可能使你麻烦你妈妈，毛翅蝇舱口母亲一天收盘传奇。
Although it may get you in trouble with your mother, the Caddis Fly hatch on Mothers day is legendary.
虽然这可能使你麻烦你妈妈，毛翅蝇舱口母亲一天收盘传奇。
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