A person's sexuality is their sexual feelings.
the growing discussion of women's sexuality.
日益增多的对女性性欲的讨论。
You can refer to a person's sexuality when you are talking about whether they are sexually attracted to people of the same sex or a different sex.
He believes he has been discriminated against because of his sexuality.
他认为他因自己的性倾向而受到了歧视。