N-SING 一方得益一方受损的局面;零和博弈 If you refer to a situation as a zero-sum game, you mean that if one person gains an advantage from it, someone else involved must suffer an equivalent disadvantage. 一方得益一方受损的局面;零和博弈
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They believe they're playing a zero-sum game, where both must compete for the same paltry resources.
他们明白他们正处于一场零和博弈中，双方必须针锋相对，争夺那少得可怜的资源。