不论好坏;不管是福是祸;不管怎样
牛津电影里 100%
used to say that sth cannot be changed, whether the result is good or bad
And, for better or worse, she's stuck with him.
and so for better or worse is Eudoria.
释义来自《牛津高阶英汉双解词典》第 9 版