genetic aetiology[病理] 遗传病原学
Parasite aetiology寄生虫病原学
AETIOLOGY LIMITED公司名称
plant aetiology[植保] 植物病原学;植物病原学
paediatric aetiology[儿科] 小儿病因学
unknown aetiology原因不明
tumor aetiology肿瘤病因学
child aetiology[儿科] 儿童病因学
dermatological aetiology[皮肤] 皮肤病病因学
Objective : The aetiology of chronic obstructive pulmonary disease(COPD) is very complex, and the pathogensis of COPD is not clear.
目的：慢性阻塞性肺疾病（chronic obstructive pulmonary diseaseCOPD）的病因很复杂，其发病机制尚不清楚。
参考来源 - 氨甲喋呤（MTX）治疗类风湿性关节炎机制的研究Although some production departments and research institutions have showed much concern on corn sheath blight, there are only few people having made some reports about its biological character and aetiology.
虽然玉米纹枯病已引起生产部门和科研单位的关注，但仅有少部分人对玉米纹枯病生物学特征、病原学作了一些报道。
参考来源 - 玉米纹枯病抗性遗传的研究