鼎峙 dǐngzhì
[tripartite confrontation;confront each other like a tripod standing on its three legs with tripartite balance of forces]鼎立,三方面并峙 如:三峰鼎峙
自擅江表,成鼎峙之业。——《三国志·孙权评传》
比喻为三方如鼎足般对立。
《三国演义.第一○八回》:「天道三十年一变,岂得常为鼎峙乎?」
英语 a tripartite balance, compromise between three rivals