BBC英语新闻2013.06.08 碳纤维, provide, average, electric, BBC英语

Rebecca949

It has the same wingspan as that of an Airbus A-340 passenger jet, but thanks to its carbon fibre construction, weighs only as much as an average car.______________________They provide power to the plane's four electric motors and allow flight in daylight and night conditions with the maximum speed of around 70km/h and flights of up to 24 hours.其配备了与空中巴士A-340客机同样的翼幅.但由于是碳纤维构造,重量只相当于一辆普通汽车.____________________这些电池可以为飞机的四个电动机供能,可以在昼夜条件下,最快以70千米左右的时速飞行,且可持续飞行24小时.

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雨落风残

The aircraft's wings and rear stabilizer have covered with some 12,000 solar cells which in daylight charge batteries that are hung below the wings.