You are playing Russian roulette every time you have unprotected sex.

每次你进行无保护措施的性爱都是在冒不可预料的风险。

《柯林斯英汉双解大词典》

You have a choice of coed or single-sex swimming exercise classes.

你可以选参加男女混合或是非混合的游泳练习课。

《柯林斯英汉双解大词典》

You don't have to look far to find evidence of stereotyping and sex discrimination in single-sex schools.

在单性别学校里，你很轻易就能找到刻板印象和性别歧视的迹象。

youdao

"Have you seen any other of the summer movies, like 'Sex and the City?'" "No. I didn't see the 'Sex and the City ?'

VOA: special.2010.06.14

Typically, we're distracted from thinking about them by the distractions provided by the body-- the desire for food, drink, sex, what have you, sleep.

通常我们对这些东西的思考,被身体的一些需求打乱了,比如对食物,饮料,性,睡眠的欲望

耶鲁公开课 - 死亡课程节选

Therefore his incest conviction comes up and he's sent a letter by the state, last July, saying you have to register as a sex offender in Virginia - your face and your name are going to be up on the database next to all the child molesters.

NPR: Sex Offender Loses Bid to Stay Off Web ID List

To provoke such recoil, you do not have to resemble a sex organ.

NEWYORKER: Once Upon a Time

So, the only work that you have is, you know, commercial sex working.

NPR: HIV-Positive Gay Latino Spreads Safe Sex Education