chronicityn.慢性长期性.chronicadj.长期的；慢性的；惯常的Chronic schizonhrenia慢性精神分裂症Chronic cholecystitus慢性胆囊炎chronic low back pain慢性腰背痛chronic contamination慢性污染chronic cholecystitis慢性胆囊炎chronic disproportion慢性失调chronic renal disease慢性肾脏疾病chronic parapsoriasis慢性副银屑病chronic polyarthritis慢性多关节炎chronic periodontitis慢性牙周炎