常见例句雙語例句The mulberry silkworm belongs to Bombycidae. It is an insect of complete metamorphosis. There are four stages of its life: egg, larva, pupa and moth.桑蠶屬鱗翅目蠶蛾科，是一種完全變態崑蟲，一生經歷卵、幼蟲（蠶）、蛹、成蟲（蛾）四個堦段。blog.sina.com.cn 返回 bombycidae