sex companion

• 性伴侣

sex companion的用法和样例：

例句

1. Your risk for an STD increases if you have several sex partners at the same time.
   你感染性病的机率随着性伴侣的增加而增加。
2. In the Paranoid Personality Disorder, sex is depersonalized and the sexual partner is dehumanized.
   对于妄想症性格障碍，性行为是没有人性的，而且性伴侣也是失去人性的。