created sense approved 绵里藏针/綿裡藏針 · miánlǐcángzhēn · hidden sharpness
绵里藏针 / 綿裡藏針
miánlǐcángzhēn
hidden sharpness
possessing a ruthless character or hidden strength behind a gentle, soft, or unassuming appearance
他平日里温文尔雅,但谈判时绵里藏针,让对手不敢小觑。
idiom