基本解释[能源科学技术]纵长褶皱英汉例句双语例句Any of various often brightly colored, predatory insects having a long slender body and elongated wings that fold together when the insect is at rest.豆娘一种颜色鲜艳的食肉昆虫，身体细长，歇息时伸长叠在一起的翅膀。elongated fold更多例句专业释义能源科学技术纵长褶皱