他们的第一个想法是，如果彼得不去，他可能已经改变主意，不让他们去了。

Their first thought was that if Peter was not going he had probably changed his mind about letting them go.

youdao

我知道第一个想法不会对。

I know the first idea isn't going to be right.

youdao

第一个想法是，设计是至关重要的。

The first is that design really matters.

youdao

So he said, I guess maybe it is my idea I was the first person to write it up.

我斗胆以为这也许是我的想法,有可能真是我第一个将其记录

耶鲁公开课 - 金融市场课程节选