He has sex on the brain.

他脑子里想的全是性。

《牛津词典》

He claimed that sex and violence on TV led to the corruption of young people.

他断言电视中所宣扬的色情与暴力诱使青少年堕落。

《牛津词典》

They also examined the fossilized bones of those three types of dinosaurs that were found on or near nests to determine their sex.

他们还研究了在巢穴里或巢穴附近发现的那三种恐龙的骨骼化石，以确定它们的性别。

youdao

It bars discrimination on the basis of sex at any educational institution that receives federal money.

VOA: special.2010.03.04

Dr. Susan Nolen-Hoeksema is the world's authority on depression, and in particular, on sex differences and depression, and she's going to talk about this towards the end of the course.

苏珊·诺伦·霍克西玛博士,是研究抑郁症方面的世界级权威专家,特别在两性差异和抑郁方面,她将在课程的最后为大家讲述这些

耶鲁公开课 - 心理学导论课程节选

Steroid hormones, on the other hand, molecules like testosterone and estrogen, progesterone, the sex steroids that determine sexual characteristics and are important for reproductive function are molecules that are all derived from a similar source.

另一方面,类固醇类激素,像睾丸激素,雌激素,黄体酮这样的分子,性激素决定了性征,它对生殖功能十分重要,这类分子有着相似的来源

耶鲁公开课 - 生物医学工程探索课程节选

In the U.K., there have been reports of couples (and more) engaged in sex on the dance floor.

CNN: IN THE GRIP OF ECSTASY

Nobody knows how many girls are selling themselves for sex on the streets of towns and cities in England and Wales.

BBC: Child prostitutes 'victims not criminals'

Mr Matter said witness statements, including one from the police officer, were "wrong" and medical examinations had proved Palmer had not had sex on the beach.

BBC: Sex-on-beach trial Britons guilty