backup power

常见例句

双语例句

• Homes lacked back-up power generators.
  家里也没有备用的发电机。
• The project was saved when the computer switched to an emergency 10-minute back-up power source.
  项目在计算机切换到一个可维持十分钟的紧急电源后被挽救了。
• The electrification of Europe and America in the late 19th century sparked the use of storage batteries for telegraphy, portable electric-lighting systems and back-up power.
  在19世纪晚期，欧洲和美国的电气化进程开始将蓄电池大规模用于电信技术、便携式电灯系统和后备电源。

原声例句

• On Sunday, the United States overpowered China, coming on a power play against the U.S.team's back-up goaltender in the final three minutes.

权威例句

• The back-up power supply includes six diesel engine generators with ten days of fuel.
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• What caused the disaster was the tsunami which shut down their back-up power system.
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• The back-up power supply includes six diesel generators with ten days of fuel.
  FORBES: International
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