We've got, I believe a real problem on our hands in the economy.

我相信,在经济方面这次我们真遇到了麻烦。

耶鲁公开课 - 金融市场课程节选

So iodine deficiency was a real problem and then salt started getting fortified with iodine, and that really corrected a lot of those deficiency problems around the world.

碘缺乏曾经是个大问题,随着加碘盐的逐渐普及,使得全球诸多碘缺乏问题得到了改善

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So you see a problem like this in the real world; you see a problem on campus you might want to solve.

在现实生活中你会遇到这样的问题;,在学校里看到这种问题时，你会想要去解决它。

哈佛公开课 - 计算机科学课程节选

Then there are some who say the real problem here is the lack of consent, whether the lack of consent to a lottery, to a fair procedure or, Kathleen's idea, lack of consent at the moment of death.

还有人认为,真正的问题在于，没有征得同意，不管是没有征得同意抽签，用公平程序进行,或者是凯思琳所说，没有征得派克的同意杀他。

耶鲁公开课 - 公正课程节选