two-player-zero-sum game 二人零和对策
以上来源于: WordNet
From the humanity view, there are three major propositions, that is, game player is a member of the whole society, game is not zero-sum, and it is repeated.
从人学角度分析，互惠利他博弈存在着三个重要的前提：博弈者是处于社会交往中的理性个体、博弈是非零和、博弈是叠演的。
A zero-sum game is a type of game wherein one player can gain only at the expense of another player.
零和游戏是一种一个玩家只能在另一个玩家输的情况下获赢的游戏。
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