in brief/in short, simply put, in a nutshell, all in all, to sum up, in conclusion, in the end, at the end of the day

in brief 概要來說(就是講 summary
in short 簡短地說
in a nutshell 一句話來說
simply put 簡單來說
all in all 總之
to sum up 總結來說
to sum up sth 總結
in conclusion 總結來說
at the end of the day 最後,總的來說(slang
in the end 最後,結果,總的來說(正式