穿裙子的不一定是萌妹子穿丝袜的有可能是女汉子
[chuān qún zi de bù yī dìng shì méng mèi zi chuān sī wà de yŏu kĕ néng shì nǚ hàn zi]
It translates to 'those who wear skirts are not necessarily cute girls; those who wear tights could be tough women.' It reflects modern gender stereotypes and blurs the boundaries of appearances versus one's actual character.