孤男寡女共处一室
[gū nán guă nǚ gòng chŭ yī shì]
'Gu Nan Guanü Gongchu Yishi', translates to 'Unmarried man and woman sharing a room'. This phrase traditionally carries connotations related to intimacy and close relationships. Its selection as a nickname hints at themes of romance, intimacy, and perhaps rebellion against social norms or curiosity about relationships.