And Freud suggested, perhaps not implausibly, who are obsessed with the sexuality of other men, are themselves projecting away their own sexual desires.

弗洛伊德认为，这或许不难理解，迷恋其他男人性征的男人们，把他们自己的性欲投射到了别人的身上。

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