fighting even for a small amount of land, it means the enemies are both standing very strong and firm with their stances
Definitions (粵典–words.hk)
語句
幾細嘅優勢同利益都要爭取返嚟 to hold a firm stance and not to give up the smallest advantage; to fight to the last penny; literally: to fight even for an inch of land
上次蝕嗮畀佢,今次我一定寸土必爭,同佢摙 過。
上次蚀嗮畀佢,今次我一定寸土必争,同佢摙 过。
soeng6 ci3 sit6 saai3 bei2 keoi5, gam1 ci3 ngo5 jat1 ding6 cyun3 tou2 bit1 zang1, tung4 keoi5 lin2 gwo3. I lost so much to them last time, so this time I am going to fight them to the last penny.
Definitions (Wiktionary)
phrase, idiomatic
to fight for every inch of land
我們是針鋒相對,寸土必爭,絕不讓國民黨輕輕易易地佔我們的地方,殺我們的人。
我们是针锋相对,寸土必争,绝不让国民党轻轻易易地占我们的地方,杀我们的人。
wǒ men shì zhēn fēng xiāng duì , cùn tǔ bì zhēng , jué bù ràng guó mín dǎng qīng qīng yì yì de zhàn wǒ men de dì fang , shā wǒ men de rén . Our [policy] is to give tit for tat and fight for every inch of land; we will never let the Kuomintang easily seize our land and kill our people.