underprep.低于；在 ... 下；在 ... 内；在 ... 控制下adv.在昏迷中；在 ... 下adj.下面的；从属的；少于的under sailadj.扬帆

1. Developed regions should assist and stimulate the development of underdeveloped regions in various ways.
   发达地区要采取多种方式帮助和带动欠发达地区。
2. The principal diseases in developed areas were vaginitis and other diseases, whereas cervicitis and leiomyoma uteri were prevalent in underdeveloped counties.
   经济发达地区妇女生殖道疾病以阴道炎和其他疾病为主，而经济欠发达地区以宫颈炎和子宫肌瘤为主。