lit. repair the plank road by day while secretly crossing the Wei River 渭河 (Wèi Hé) at Chencang (idiom, refers to a stratagem used by Liu Bang 刘邦 (Liú Bāng) in 206 BC against Xiang Yu 项羽 (Xiàng Yǔ) of Chu); fig. to feign one thing while doing another
lit. repair the plank road by day while secretly crossing the Wei River 渭河Wèi Hé at Chencang (idiom, refers to a stratagem used by Liu Bang 刘邦Liú Bāng in 206 BC against Xiang Yu 项羽Xiàng Yǔ of Chu)