heterosexual /ˌhɛtərəʊˈsɛksjʊəl/

• 1. 

  ADJ A heterosexual relationship is a sexual relationship between a man and a woman. 异性间的

  例：

  An increasing number of people are becoming infected with HIV through heterosexual sex.

  越来越多的人正通过异性间的性行为感染上艾滋病病毒。

• 2. 

  ADJ Someone who is heterosexual is sexually attracted to people of the opposite sex. 异性恋的

  例：

  It doesn't matter whether people are heterosexual or homosexual.

  一个人是异性恋还是同性恋无关紧要。

• 3. 

  N-COUNT Heterosexual is also a noun. 异性恋者

  例：

  In Denmark the age of consent is fifteen for both heterosexuals and homosexuals.

  在丹麦异性恋者和同性恋者的合法性交年龄都是15岁。

• 4. 

  heterosexuality N-UNCOUNT 异性恋

  例：

  ...a challenge to the assumption that heterosexuality was "normal."

  …对异性恋“是正常的”说法的挑战。