"the opposite sex" in Chinese (Simplified)
异性
Definition
这个表达指的是与自己生理性别不同的人，通常用来表示男性和女性之间的关系。
Usage Notes (Chinese (Simplified))
通常用于正式或学术情境，讨论吸引力、关系或性别差异。在年轻人或讨论更复杂性别问题时，可能显得过时或过于笼统。
Examples
Some people feel shy around the opposite sex.
有些人在**异性**面前会害羞。
He wants to learn how to talk to the opposite sex.
他想学会如何与**异性**交流。
Children often become interested in the opposite sex as they get older.
孩子们随着长大常常对**异性**产生兴趣。
It's not always easy to understand the opposite sex.
理解**异性**并不总是容易的。
Have you ever gotten advice about dating the opposite sex?
你有没有收到过关于和**异性**约会的建议？
At that party, everyone seemed more interested in meeting people from the opposite sex.
在那个聚会上，每个人似乎都更想认识**异性**。