The air intake behind the drivers head ACTS like a 'roll bar'. If the car flips over, it is physically the only thing stopping the weight crushing the driver.

驾驶员头部后面的通风口起着防滚保护杆的作用，用以在赛车翻侧时防止重物撞向车手。

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Siouxsie Sioux, Marianne Faithfull and Iggy and the Stooges head a list of acts chosen by Yoko Ono to perform at this year's Meltdown Festival.

BBC: Siouxsie heads Yoko Ono's Meltdown Festival line-up

Producers say 10 acts will go head-to-head each day to reflect musical rivalries or battles to land the number one spot.

BBC: MTV discovers joy of text

Bryan Buchan will head the organisation, which acts as the support group for the engineering industry in Scotland, from 1 January 2013.

BBC: Bryan Buchan named as new CEO at Scottish Engineering