主播
节目简介
来源：小宇宙
笔记：
congenital /kənˈdʒenətl/ 先天的，天生的，与生俱来的
congenital heart defect 先天性心脏缺陷，先天性心脏病
congenital可以用来形容先天的疾病或者用来形容一个人与生俱来的特性。A congenital medical condition or disease has affected someone since they were born; a congenital quality has always been part of your character and is unlikely to change.
Arlena had a congenital heart defect and needed to have open-heart surgery.
Arlena患有先天性心脏病，需要做心脏手术。
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