英文单词：aplasia

中文含义：发育不全、无发育

英语词性：noun

美式发音：əˈpleɪʒə

同义词：hypoplasia, atrophy

易混淆单词：dysplasia

双语例句：

1. Aplasia can be caused by a genetic abnormality or can be acquired due to injury or disease.

发育不全可能是由于遗传异常引起的，也可能是由于受伤或疾病导致的。

2. The embryonic development of the nervous system is a critical period in which the occurrence of aplasia can cause severe neurogenic defects.

神经系统的胚胎发育是一个关键时期，贫血症的发生可能导致严重的神经发育缺陷。