Richard's mother finds out when his brother tells on him, and the father cannot punish him.

当哥哥向母亲揭发他的恶行时，父亲却无可奈何。

耶鲁公开课 - 1945年后的美国小说课程节选

because at one of the sites, the professor kind of finds out a little bit more about his mother, what her experiences were, especially during the War.

因为教授在其中一处,详细介绍了他母亲的经历，尤其是她在战时的经历。

麻省理工公开课 - 媒体、教育、市场课程节选

Newton finds out there's a force of gravity acting on everything.

牛顿发现所有的物体都受到引力作用

耶鲁公开课 - 基础物理课程节选

And so, when he tries to imitate Buddy, she finds him out very quickly.

因此，当他试图模仿巴蒂时，她很快就发现了。

耶鲁公开课 - 1945年后的美国小说课程节选

And Meltzoff finds that babies more often than not stick their tongues out back, suggesting some sort of social connection from one person to another, and then later on babies are mimics.

迈尔左夫发现,婴儿往往会把舌头伸出来再缩回去,表明了人与人之间的某种社会联系,也说明了婴儿是模仿者

耶鲁公开课 - 心理学导论课程节选