straight·ness
noun/ˈstreɪtnəs/
/ˈstreɪtnəs/
[uncountable]- the fact of being without bends or curves; the fact of going in one direction only
直的 - the straightness of her hair
她头发的直度
- the straightness of her hair
- the quality of being honest and direct
坦率：诚实和直接的品质 - He gained a reputation for straightness in his personal and business dealings.
他在个人和商业交往中以诚实而闻名。
- He gained a reputation for straightness in his personal and business dealings.
- (informal) the fact of being heterosexual
笔直：异性恋