The first idea I got was to use fire, because I thought lions were scared of fire.

我想到的第一个主意是用火，因为我认为狮子害怕火。

youdao

Pumped hydro is the first idea.

抽水机抽氢是首选想法。

youdao

The first idea of real magnitude was Fiat.

我做的第一笔真正重量级的交易是菲亚特（Fiat）。

youdao

When I wrote 'blue cathedral' there is a huge English horn solo in the middle of it, and that's actually the first idea I came up with."

VOA: special.2010.07.12

Well the first idea is that these numbers represent utiles or utilities.

首先这些数字代表了效用或者说功利

耶鲁公开课 - 博弈论课程节选

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

The first idea to toss aside is that safety is defined by credit ratings.

FORBES: Cast A Wide Net For Yield

That should let them test at least the first idea, and possibly the second one as well.

ECONOMIST: Global warming

Particle physicists would not have the first idea of what was going on in their machines if the results of their experiments were not processed automatically.

ECONOMIST: Drowning in data