To run into a serious obstacle or refusal because of being rigid and stubborn, as in 不撞南墙不回头 ('won't turn back until hitting the wall'). Like 'hit a brick wall'.
Words with 撞南牆
Containing 撞南牆
不撞南牆不回頭bùzhuàngnánqiángbùhuítóustubbornly insist on one's own ideas
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