macrencephaly

例句：

1. 1.The patient's brain was enlarged due to the condition of megalencephaly.
   由于巨脑症，患者的脑部变大了。
2. 2.The child had a rare genetic disorder that caused him to have a megalonasia.
   这个孩子患有一种罕见的遗传病，导致他患上了巨脑症。
3. 3. Researchers are trying to understand the causes and effects of megalencephaly in humans.
   研究人员正在尝试了解人类巨脑症的原因和影响。