Then, he remained a backup for other astronauts.

之后，他直是备选宇航员。

But she just said Joey is her backup.

但是她说乔伊是她备胎。

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。

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，我...带了些后援。

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。

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

兼主唱...-是伴唱，伴唱。-斯班道芭蕾。

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，你必须要对最重要文件进行备份。

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。

You know, a little thing called backup?

你知道啥叫" 支援" 不？

You two, get the backup pumps running.

你们两个 把备用水泵打开。

The backup electrical supply has been cut.

备用电源被切断了。