在另外一个讲述越战的故事中，他描写了我们曾经在东南亚犯下的巨大错误，这让读者不得不联想到伊拉克战争，我们从历史教训中几乎没获得什么经验。

But in retelling the story of the Vietnam war, he describes the colossal mistakes made in Southeast Asia and the reader cannot avoid thinking of the Iraq war and realizing how little we have learned.

youdao

这是你不得不要学习的一个教训吗？

Is this the lesson you had to learn?

youdao

我是一个天才的，技能娴熟经验丰盛的滑翔者且有出色的断定才能。我用我的教训和判定力来使尽量自己防止处在一个我不得不要依附我的天才和技巧的地步。

I am a talented, skillful and experienced pilot with excellent judgement. I use my experience and judgement to avoid getting into situations where I have to rely on my talent and skill.

youdao