性取向的英文：
sexual orientation

参考例句：

Maybe hairstyles are suggestive of sexual orientation.
或许发型也暗示了性取向。

He believes he has been discriminated against because of his sexuality.
他认为他的性取向令他一直备受歧视。

We need legislation that would have made discrimination on the basis of sexual orientation illegal.
我们需要那些本来会将性取向歧视定为非法的法规。

sexual是什么意思：
adj. 性的，性别的；性行为的，两性的

To engage in coitus or sexual intercourse.
进行交媾过性交

There was no motive of sexual involvement.
没有牵涉性方面的动机。

The disease is passed on by sexual conversation.
该病通过性交传染。

Sexual differences,characteristics, etc
性的区别、特徵等.

Of,relating to,or practicing sexual perversion.
性变态的性变态的，与性变态有关的，或体验性变态的

orientation是什么意思：
n. 方向；定位；定向；取向；情况介绍；任职培训；朝向；适应

orientation point
方位点

orienting spreading
定向铺装

This project is oriented towards education.
这个项目是面向教育的。

an orienting response to gravity.
对地心引力的一种定向反应。

The oriental is proficient in the ingredients.
东方人对成分熟练。