不可救药的人 meaning in English

a gone case
a hard case
incorrigible

"who, i? you know i'm such a graceless dog that these religious aspects of such subjects don't edify me such. "
“谁我吗？你知道，我是个不可救药的人，宗教对这种问题的看法对我没多大教益。
He was a fellow clerk of mine , and a hard case
他是我的同事，一个不可救药的人。
Cheater b : and people who are stupid can not see them
骗子乙：任何愚蠢得不可救药的人，都看不见这衣服。
Guy has turned into a really hard case since he ' s been in prison
盖伊自从进了监狱后，已变成一个实在不可救药的人了。