英语语法分析

Affected birds showed growth retardation and hypogenesis of feather.

缺锌鸡出现生长迟缓、羽毛发育不良等临床症状。

Methods The data of 19 patients with congenital pulmonary agenesis or hypogenesis with CT were analyzed.

方法CT平扫19例明确诊断的先天性肺不发育和发育不全的患者，观察和分析CT资料。

Puerile cerebral palsy is syndrome of cerebra trauma, which is concomitant with functional obstacles and hypogenesis.

小儿脑性瘫痪是一种大脑受损的综合症，伴有多种功能障碍和发育缺陷。