您要查找的是不是：
- I think this worm is a larva of a butterfly. 我觉得这虫子是蝴蝶的幼虫。
- A caterpillar must pass through the cocoon stage to become a butterfly. 毛毛虫必须经过茧的阶段才能变成蝴蝶。
- A caterpillar is the larva of a butterfly. 毛虫是蝴蝶的幼体。
- The tadpole is the larva of the frog. 蝌蚪是青蛙的幼体。
- The children tore the cocoon open to see if there was a pupa. 孩子们撕开蚕茧看看里面有没有蛹。
- A cocoon is a kind of silk covering made by an insect. 蚕茧是由昆虫制造的一种由丝组成的外包层。
- It shows the metamorphosis of a larva into a butterfly. 它展示了从幼虫变成蝴蝶的过程。
- A larva metamorphoses into a chrysalis and then into a butterfly. 幼虫变为蛹，然后再变成蝴蝶。
- The minister's action is ruled to be intra vires. 裁定部长的行为在权限范围内。
- Doctors cocoon ed the patient in blankets. 医生们把病人紧包在毯子里。
- A worm or an insect larva that bores into wood. 蛀虫钻在木头里的蠕虫或昆虫幼虫
- The parasitic larva of a botfly. 马胃蝇蛆马蝇的寄生性幼虫
- Fibroin is a component of cocoon filament. 丝素是茧丝的成分之一。
- The larva or pupa of a mosquito. 孑孓蚊子的幼虫或蛹
- She is wrapped in a cocoon of blue silk. 她被包裹在蓝色丝绸的软罩里。
- The beautiful Butterfly emerged from the cocoon. 美丽的蝴蝶自茧中出现。
- Mass Cocoon. As ectoplasmic cocoon, but bigger. 集体星质茧：与星质茧相同，不过更大。
- Tail end of third stage larva of S. 尾端微凹陷。
- A man found a cocoon of a butterfly. 一个人发现一个蝴蝶结成的茧。
- A caterpillaris the larva of a butterfly. 毛虫是蝴蝶的幼体。
