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》

It is lucky we booked a room, or we would have nowhere to stay now.

幸好我们定了一个房间，不然我们现在就没地方住了。

youdao

It is lucky we booked a room, or we would have nowhere to stay now.

很幸运我们订到了一个房间，否则我们现在就没有地方住了。

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