丝毫不差 Traditional 絲毫不差 sī háo bù chā 🔊 accurate to perfection (idiom) + Keep this word Meanings sī háo bù chā 絲毫不差 accurate to perfection (idiom)precise to the finest detail Its characters 丝sīsilkHSK 7–9毫háohair不bùnot; noHSK 1差chàdifferentHSK 3