It hibernates when nothing is happening, which can extend its life.

当无事发生时，它进行休眠，从而延长使用寿命。

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Flip your mattress and rotate it every three months to extend its life span.

把床垫翻过来并每三个月调换一次方向以延长使用周期。

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Unity biology creates a harmless life that can retain its health and extend its life.

统一的生物体创造无害的生命，能维持它的健康并延长寿命。

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Republicans in Congress moved to extend the life of the agency and increase its powers.

VOA: special.2010.01.21

NASA, America's space agency, will not send another shuttle mission to extend its life.

ECONOMIST: The Hubble space telescope

The money would help carry out repairs and improvements to the building in order to keep it wind and watertight and extend its life by 10 years.

BBC: Dumfries Theatre Royal survival fund package allocated

The company said it is looking to see if there is an alternative technical option to Magrox which would allow the station to extend its life beyond 2012.

BBC: 'Keep Wylfa shut' call