n.充裕；自滿
Our country has sufficiency of natural resources. 我國有足夠的自然資源。
His genial sufficiency was a taunt and a mockery to many. 他那么和藹自滿的態(tài)度，許多人都認為是一種辱罵和嘲弄。
n.缺乏；不足之處；機能不全
