endgame
noun [ C usually singular ] uk/ˈend.ɡeɪm/ us/ˈend.ɡeɪm/
games specialized（棋赛的）残局
the last stage in a game of chess when only a few of the pieces are left on the board
（尤指讨论过程的）最后阶段，结束阶段
the last stage of a process, especially one involving discussion
A diplomatic endgame is under way to find a peaceful solution. 正在为寻求和平解决进行最后的外交斡旋。