She chose to be backed by a classy trio of acoustic guitar, bass and congas.

她选择了用原声吉他、低音吉他和康茄鼓组成的经典三重奏组合为自己伴奏。

《柯林斯英汉双解大词典》

It used to be backed by gold.

过去它被金子支持。

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In future, argues Carnegie, some high-quality journalism will also be backed by non-profit organisations.

卡内基认为，将来一些高质量的新闻也会得到非赢利机构的支持。

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Republican Mike Pence said diplomacy must be backed by strong sanctions, while Democrat Shelley Berkeley pointed to Iran's nuclear program and threats against Israel by Iranian President Mahmoud Ahmadinejad, in explaining her support.

VOA: standard.2009.10.28

It used to be backed by gold.

过去它被金子支持。

耶鲁公开课 - 金融市场课程节选

Your money used to be backed by real things like gold and commercial paper.

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However, a major sticking point is whether a new self-regulatory body should be backed by law.

BBC: Press regulation deal 'is still possible'

The mortgage must not be backed by Fannie Mae or Freddie Mac.

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