寸土必争

Explanation: Even a little bit of land, but also fight the enemy. Described the uncompromising struggle against the enemy. 　　Usage: The main predicate; as predicate, attributive, adverbial; that does not give up any interest 　　Source: "New Book of Tang Li Guangbi Biography": "relative to the enemy armed forces, the size will fight." 　　Examples: We are diametrically opposed, ~, not accounting for the KMT relocated easily gently place where we kill our people. (Mao Zedong's "After the victory of the current situation and our policy") Thesaurus:  extremely small piece of land not allow