existence/IgˋzIstəns; IɡˈzIst$ns/n 1 [U] when something exists 存在: +of Do you believe in the existence of God? 你相信上帝的存在吗?in existence Mammals have been in existence for many millions of years. 哺乳类动物已经存在数百万年了。2 [C, usually singular 一般用单数] the type of life that someone has 生活﹐生活方式: He led a miserable existence . 他过着凄惨的生活。