Well it can be the effort we spend trying to work out something difficult.

好吧，它可以指我们脑汁努力解决困难。

I remember all these people puzzling through this problem together, this regulatory problem together.

我记得所有人都一脑汁解决这个问题，这个监管问题。

And because of that, so many people are hand-wringing and head-scratching at this particular moment.

正因如，许多人在这个特定时刻感到焦虑不安，脑汁寻求解决之道。

You need to rack your brains to sort it out.

你需要脑汁才能解决它。

This has farmers and scientists alike scratching their heads in search of a remedy.

这让农民和科学家都在脑汁寻找解决办法。

KELLY MCBRIDE: Around the country, newsrooms are tearing their hair out trying to figure out how to deal with this.

凯莉·麦克布莱德：全国各地的新闻编辑室都在脑汁地想办法解决这个问题。

Well, if anyone's gonna be scratching their head to solve the problem, I think humanity is grateful Bill Gates is the one doing it.

- 嗯， 如果有人要脑汁来解决这个问题，我想人类会感激比尔·盖茨正在为付出努力。