这场比赛是孤注一掷的，要么赢得冠军，要么一无所获。

This competition is ___all-or-nothing - either win the championship or get nothing.

他对工作采取全有或全无的态度，要么全力以赴，要么完全不做。

He has an ___all-or-nothing approach to work, either giving his all or not doing it at all.