insufficiency
/ˌɪnsəˈfɪʃənsɪ/noun
mass noun
1- the condition of being insufficient不足：
insufficiency of adequate housing
合格住房供应的不足
count noun there have been demands to redress such insufficiencies.有人要求纠正这样的不足。
1.1
- Medicine the inability of an organ to perform its normal function【医】机能不全：
renal insufficiency.
肾功能不全。
词源
early 16th cent. （in the sense 'incompetence, inability'）： from late Latin insufficientia, from in- 'not' + Latin sufficere 'be sufficient'.