the immature free-living form of most invertebrates and amphibians and fish which at hatching from the egg is fundamentally unlike its parent and must metamorphose
造句
用作名詞(n.)
The larva hatches out and lives in the soil. 幼蟲孵化之后就在土壤里生活。
It shows the metamorphosis of a larva into a butterfly. 它展示了從幼蟲變成蝴蝶的過程。
The tadpole is the larva of the frog. 蝌蚪是青蛙的幼體。
A caterpillar is the larva of a butterfly. 毛蟲是蝴蝶的幼體。