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 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。
- Scientists have studied the migration of fish over long distances. 科学家研究过鱼类远距离回游的现象。
- larval migration 幼虫移行,幼期回游
- It shows the metamorphosis of a larva into a butterfly. 它展示了从幼虫变成蝴蝶的过程。
- There has been a migration of people from the country to the towns. 人们从乡下移居城镇。
- A larva metamorphoses into a chrysalis and then into a butterfly. 幼虫变为蛹，然后再变成蝴蝶。
- 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
- There was a huge migration of people into Europe because of the war. 因为战争，大量的移民涌入欧洲。
- Seabirds will fly from here to another place for migration every year. 海鸟每年都要从一个地方迁徙到另一个地方。
- The warble fly, especially in its larval stage. 皮瘤蝇、皮瘤蝇幼虫皮瘤蝇，尤指尚处于幼虫阶段的
- The parasitic larva of a botfly. 马胃蝇蛆马蝇的寄生性幼虫
- Promotes growth for larval shrimp and fish fries. 促进鱼虾苗发育。
- The larva or pupa of a mosquito. 孑孓蚊子的幼虫或蛹
- By mid-October Operation Migration was ready. 到了10月中旬，迁徙行动的准备工作就绪。
- An insecticide designed to kill larval pests. 杀幼虫剂用于杀死害虫幼虫的杀虫剂
- Fast Explicit FD Time Migration. 二维快速显式有限差分时间偏移。
- A Human Migration Fueled by Dung? 人类迁徙燃料来源于粪便?
- Center for Migration Studies of New York, Inc. 纽约迁移研究中心。
