"I was a 27-year old and more than a little naive.

VOA: standard.2010.04.21

I've already suggested that in a variety of ways this is a response that can be naive but it is still very much in the air.

我已经暗示过，在各种各样的方式里,这个是一种天真的响应，但是仍然有很多这种声音存在。

耶鲁公开课 - 文学理论导论课程节选

You find a baby face in an adult, Leonardo DiCaprio, to be particularly naive, helpless, kind and warm.

你在成年人中发现了娃娃脸，莱昂纳多·迪卡普里奥，特别天真，无助，善良，温暖。

耶鲁公开课 - 心理学导论课程节选

But it does seem politically naive, I guess,at best."

VOA: standard.2010.08.06

Now, the naive guess may be 45, but it turns out the naive guess is actually correct.

现在,简单的猜测是 45°,但事实上这样的猜测是正确的

耶鲁公开课 - 基础物理课程节选

Suppose you are a naive investor and you say, okay I'm going to invest in companies' paper, which is their promise to pay --their IOU.

假如你是一个菜鸟投资者,想投资于这些公司的债券,债券就是他们的偿还凭证或者说欠条

耶鲁公开课 - 金融市场课程节选

Now to many of you this may sound naive, idealistic.

现在对于你们许多人这种方式似乎很天真，很理想主义。

哈佛公开课 - 幸福课课程节选