Superchargers and turbochargers are like steroids for IC engines, forcing pressurized air into cylinders to boost power and efficiency.

对于内燃发动机来说，增压器和涡轮增压器就像是类固醇，通过将空气强行压入汽缸提升发动机功率。

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It can mingle with urban pollution and boost air quality to unhealthy levels in cities.

它与城市污染物相混合，使城市的空气质量降至危险等级。

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Air Force will receive a boost to airlift capability in early 2008 with the delivery of Australia's third and fourth Boeing C-17A Globemaster III aircraft.

澳大利亚空军将在2008年初获得其第三和第四架波音c - 17 A“全球霸王III”运输机，以提高空运能力。

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The energy of the future is here: air-based boost of caffeine.

FORBES: The Future is Here! AeroShot Energy: Zero-Calorie, Air-based Boost of Caffeine

Designers claim that plants not only provide a beautiful alternative to other materials used in construction, they also offer additional benefits, including noise reduction, natural cooling, air conditioning and a psychological boost to those who use the buildings.

CNN: Green walls: the growing success of 'vegitecture'

The CAAC has urged the 10 airlines under its control to merge into three carrier groups under China Southern, China Eastern and unlisted Air China in a bid to boost competitiveness.

BBC: China flies with Boeing