be-all and end-all
短语n. 要义，本体
发音
AU
词形变化
be-alls and end-alls
复数
be-alls and end-alls
别名
be-all end-all
end-all be-all
end-all and be-all
释义与例句
n.
-
1.
Something considered to be of the utmost importance; something essential or ultimate.
习语He thought that cars were the be-all and end-all of life.
Profit is the be-all and end-all of business.