However, this power need not be provided from an emergency source.

如果发生…的情况，请不必着急。

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As a backstop, reserves need to be easily convertible (so they can be used as an emergency source of liquidity) and a good store of value.

外汇储备作为国家货币的后盾，必须能够自由兑换——因此可认为是紧急情况下的流动性——而且比较稳定。

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Provides automatic defeat of delay on loss of voltage or sustained undervoltage of emergency source, provided normal supply has been restored.

恢复正常供电的前提下，在失压或应急源的持续欠压下提供延迟的自动失效。

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They can also have stronger fraud protections, help you build credit, provide a source of emergency cash as a last resort, and offer rewards and perks like extended warranties and free rental car insurance.

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Each unit can also serve as a source of electrical power for the military, or emergency response, something always in short supply in forward operating positions.

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We know from an array of treatment admission information and Federal data that marijuana use is a significant source for voluntary drug treatment admissions and visits to emergency rooms.

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