两立

to coexist / coexistence

two / both / some / a few / tael, unit of weight equal to 50 grams (modern) or 1⁄16 of a catty 斤[jin1] (old)

to stand / to set up / to establish / to lay down / to draw up / at once / immediately

the two cannot exist together (idiom); irreconcilable differences / incompatible standpoints

the two cannot exist together (idiom); irreconcilable differences / incompatible standpoints

lit. Shu Han 蜀漢|蜀汉[Shu3 Han4] and Cao Wei 曹魏[Cao2 Wei4] cannot coexist (idiom) / fig. two enemies cannot live under the same sky / (former KMT slogan against CCP) "gentlemen and thieves cannot coexist"