They've got us over a barrel. Either we agree to their terms or we lose the money.

他们让我们别无选择。我们要么答应他们的条件，要么损失这笔钱。

《牛津词典》

youdao

youdao

In short,it is essential that we learn the lessons of this crisis, or we risk repeating it."

VOA: standard.2010.04.24

We can talk about the wave function squared, the probability density, or we can talk about the radial probability distribution.

我们可以讨论它,波函数的平方，概率密度，或者可以考虑它的径向概率分布。

麻省理工公开课 - 化学原理课程节选

If you and I are Facebook friends, or we are following each other on Twitter,

如果我们是脸书上的好友，我们在推特上也互粉，

SNS和广告的关系 - SpeakingMax英语口语达人

Or we can turn to the local medical communities, which have proved that they can.

NEWYORKER: The Cost Conundrum

Or we could just let Ellie tell us what she wants us to celebrate.

CNN: For strong daughters, stop with the sex stereotypes

We have to use what we have more efficiently, or we will fail to compete.

FORBES: EU Environment Commissioner Janez Poto?nik Warns On Waste