Sharon also sang backup for Barry Manilow.

莎伦还为巴里·马尼洛唱了伴唱。

《柯林斯英汉双解大词典》

Perhaps, similar to sails, they make a useful backup for when the lights go out.

也许，和风帆一样，它们作为备用品可以在熄灯的时候排上用场。

youdao

And, perhaps, similar to sails, they make a useful backup for when the lights go out.

也许，和帆船一样，它们在熄灯的时候可以作为有用的备用品。

youdao

They played alongside Muddy Waters for 10 years, before launching The Legendary Blues Band with three other members of Muddy's backup group.

VOA: standard.2010.07.20

SRC back One is called SRC for Source and one is called SRC.back which was my backup of today's source code in case I screw up.

其中一个叫SRC，用来装源代码，另一个叫,用来备份源代码，以防我搞砸了。

哈佛公开课 - 计算机科学课程节选

In the late 1980s, Jon was hired as a backup singer for pop superstar Gloria Estefan.

VOA: standard.2010.04.02

Maybe it'll be broadband, but then there's a backup for 3G connection or 4G, right?

ENGADGET: blogger-avatar

So companies that cannot live without their files have to arrange a backup for safekeeping.

FORBES: Serendigity

This discourages investors in the flexible, gas-powered generation needed to provide backup for windless, cloudy days.

ECONOMIST: Germany��s energy transformation