insufficiency
noun [ C or U ] uk/ˌɪn.səˈfɪʃ.ən.si/ us/ˌɪn.səˈfɪʃ.ən.si/
不够，不足；不充分
the fact of not being enough
Sometimes we blame all our problems on an insufficiency of money. 有时候我们把所有问题都归咎于钱不够。
medical specialized（器官和身体部分）机能不全，功能不全
the fact of an organ or body part being unable to work normally or effectively
Pancreatic insufficiency is associated with excess fat in stool. 胰功能不全和粪便中脂肪过多有关联。