I'm a great winner and I try to be a good loser.

我赢得起，也要努力做一个输得起的人。

《柯林斯英汉双解大词典》

A good player is a good loser as well.

一名优秀的运动员也要输得起。

youdao

The benefits of being a good loser are many.

成为输得起的人有许多好处。

youdao

He was a good capitalist, and that means he was a good loser.

FORBES: Steve Jobs, Capitalist Tool

Of course, given that Griffin is already a four-time loser, it seems that he either lacks a really good escape plan or the fates do not smile kindly upon him.

FORBES: Robber Exiled By Federal Judge After Drinking Red Slurpee

Solving problems sounds good, but it is a loser.

FORBES: Ten Laws Of The Telecosm Redux