赵克非的回答：

caterpillar [英]['k?t?p?l?(r)][美][?k?t??p?l?, ?k?t?-] n. 毛虫；履带；履带拖拉机 复数: caterpillars 双语例句 1. The caterpillar will eventually metamorphose into a butterfly. 毛毛虫最终将蜕变成一只蝴蝶。 2. the metamorphosis of a caterpillar into a butterfly 从毛毛虫到蝴蝶的蜕变 3. A butterfly is produced by metamorphosis from a caterpillar. 蝴蝶是由毛虫脱胎变成的。 4. The caterpillar was transformed into a butterfly. 毛毛虫变成了蝴蝶。 5. The caterpillar has metamorphosed into a butterfly. 蝎已变成蝴蝶。

一线牵的回答：

caterpillar 英['k?t?p?l?(r)] 美[?k?t??p?l?, ?k?t?-] n. 毛虫;履带;履带拖拉机 名词复数:caterpillars [例句]monarch caterpillar has now been spotted in places such as bermuda. 君主蝶的毛虫现在开始出现在百慕大地区一类的地方。