1. For more than 40 years, researchers have been cataloging the non-verbal behaviors women use to let men know they're interested (and vice versa). One important category of flirting includes the oldest trick in the book: hair tossing.
1. 相关专家对女性怎样通过动作来告诉男人她们对他其实是有好感的研究已经有40多年历史了。女人要对男人表达有意思的一个动作就是：玩头发。