According to an expert at the Stockholm Environment Institute, the production of a typical modern car causes around 8 tonnes of CO2, equivalent to driving 23, 000 miles.

据斯德哥尔摩环境协会的一名专家表示，通常生产一辆现代汽车会产生约八吨的二氧化碳，相当于驾驶23000英里。

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According to an expert at the Stockholm Environment Institute, the production of a typical modern car causes around 8 tonnes of CO2, equivalent to driving 23,000 miles.

按照斯德哥尔摩环境组织专家的说法，一部不同汽车的生产将产生8吨的CO2，相当于驾车行驶23000英里。

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The company is developing a piloted dirigible capable of carrying loads of up to 150 tonnes over distances as great as 2, 000km (1, 240 miles) at a speed of 45 knots (83kph).

该公司正在研发一种载重上限达150吨、航速45节（83公里/小时）、最大飞行距离为2000公里（1240英里）的有人驾驶飞行器。

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It weighed about 10 tonnes when it entered the Earth's atmosphere and broke apart 30-50km (20-30 miles) above ground, according to Russia's Academy of Sciences, releasing several kilotons of energy - the equivalent of a small atomic weapon.

BBC: Russia sends clean-up team to meteorite-hit Urals