







铁壁铜墙 is a Chinese idiom (chengyu) meaning “an impenetrable fortress”. An unyielding and robust defense; something extremely solid and indestructible. Literally, “Iron walls and bronze ramparts”.

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Open the tool →铁壁铜墙 (tiě bì tóng qiáng) is a Chinese idiom (chengyu) meaning “an impenetrable fortress”.
铁壁铜墙 is pronounced tiě bì tóng qiáng in Mandarin Chinese.
Literally, 铁壁铜墙 means “Iron walls and bronze ramparts”. It is used to mean “an impenetrable fortress”.
比喻十分坚固,不可摧毁的事物。