a snout moth's larva的用法和样例：
- SE Asian badger with a snout like a pig.
- She was born with a snout as her nose.
- I think this worm is a larva of a butterfly.
- A semiaquatic egg-laying mammal(Ornithorhynchus anatinus) of Australia and Tasmania, having a broad flat tail, webbed feet, and a snout resembling a duck's bill.
- A caterpillar is the larva of a butterfly.