But humans are not alone in facing potential backups.

但并非只有人类面临潜塞问题。

You can't have two backups! -Of course I can.

你不能有两个备胎 当然可以。

Let me know if you need PDF backups of those.

如果你要可携式格式备份话 和我说就好。

Then, he remained a backup for other astronauts.

之后，他一直是备选宇航员。

But she just said Joey is her backup.

但是她说乔伊是她备胎。

So, we won't be running backups here.

那咱们这边后续工作就不再进行了。

Well, Izzie was. But I was a damn good backup.

Izzie才是。但我确是个不错候补。

Oh, good. But just in case, I...brought some backup.

那好。但以防万一，我...带了一些后援。

And lead singer...- Well, backup, backup. - Of Spandau Ballet.

兼主唱...-是伴唱，伴唱。-斯班道芭蕾。

You're not the backup. - Yes, I am. I'm Matt's Elena backup. I'm your Bonnie backup.

你不是备胎。-我就是。我是Matt备胎Elena。我是你备胎Bonnie。

It's good sense to back up your backup.

眼光独到才会替备胎找备胎。

Arthur, we need that backup, even if it's broken.

亚瑟 我们需要那备份 坏掉也要。

With the new rules, the USDA could ease the risk of a costly planting backup.

有了新规定，美国农业部可以减轻第二季农作物导致成本风险。

And you always have to do a backup of your most important files just in case.

为了以防万一，你必须要对最重要文件进行备份。

It will also carry two mini-helicopters that will serve as backups to retrieve tube samples.

这架宇宙飞船还将携带两架微型直升机，它们将作为备用工具来取回样本管。

I'll have a much better chance if I got some backup.

我要有支援话 把握会大很多。

That backup generator should've been replaced last year.

备用发电机去年就应该替换了。

I have no backup that I can send you.

我可没有支援给你。

Chief, do you copy? I need backup!

长官 听到了吗？我需要支援！

We have no radio communications, no backup.

我们没有电子通讯设备，没有后方补给。