kūn / chóng / de / ruò / chóng / jiē / duàn / tōng / cháng / yǔ / chéng / chóng / de / xíng / tài / bù / tóng昆虫的若虫阶段通常与成虫的形态不同。An insect's nymph stage usually looks different from the adult stage.