sexual

adj.性的，有性别的；性欲的；生殖的；[生]有性的

adj.

1. 性行为的；性的
   connected with the physical activity of sex
   1. sexual behaviour
      性行为
   2. They were not having a sexual relationship at the time.
      当时他们之间并不存在性关系。
   3. Her interest in him is purely sexual.
      她对他感兴趣纯粹是因为性的原因。
   4. sexual orientation (= whether you are heterosexual or homosexual )
      性爱倾向（指异性恋或同性恋）
2. 生殖的；有性繁殖的
   connected with the process of producing young
   1. the sexual organs (= the penis , vagina , etc.)
      生殖器官
   2. sexual reproduction
      有性繁殖
3. 性别的；性的
   connected with the state of being male or female
   1. sexual characteristics
      性别特征

sexual 性的，性行为的

sex,性，-al,形容词后缀。