1) He is free from any bias.
他丝毫不偏心。
2) He was not in the slightest degree interested, ie was completely uninterested.
他丝毫不感兴趣.
3) Not a hair of one's head shall be touched
丝毫不损
4) not change by an iota
丝毫不变
5) not deviate a hair's breadth; be perfectly accurate; be right in every detail; be just right
丝毫不爽
补充资料：丝毫
1.细微之至。丝﹑毫都表示极小或极少。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条