For any given portion of air, the greater expansion ratio allows more energy to be converted from heat to useful mechanical energy meaning the engine is more efficient.

对于任何给定的空气部分，更强大的扩展比允许更多的精力从热量转换为有用的机械能，这意味着发动机效率更高。

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Air resistance must be given careful consideration when the aircraft is to be manufactured.

要制造飞机，就必须仔细考虑空气阻力问题。

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Given the growing focus on energy conservation, the demand for replacing old air conditioning systems with new energy efficient models will be on the rise, thereby adding to market gains.

考虑到能源节约等观念的增长，使用新型能效空调代替老旧系统的需求将快速增长。

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Northern Ireland Secretary Theresa Villiers said MPs would be given the opportunity to air their views on the violence in Parliament later on Tuesday.

BBC: Police car petrol-bombed opposite MP Naomi Long's office

The star had to be given gas and air in hospital while medics manipulated her leg.

BBC: Miranda Hart hurt falling in heels in Newcastle

One Saturday while the boss was away his deputy made major changes to the paper to report a train crash and an air disaster, and reasonably expected to be given a pat on the back for his efforts.

ECONOMIST: David Astor | The