宿疾[sù jí]
词典宿疾的解释
词典chronic complaint：宿疾。
词典old trouble：宿疾；老毛病。
词典an inveterate disease：宿疾。
chronic complaint; old trouble
1. an inveterate disease：an internal angle 内角 | an inveterate disease 宿疾 | an iron ration 压缩食物