But the motivation behind safe driving just feels different .

但是安全驾驶的动力变得不一样了。

The final experiment suggested greed was the driving force .

最终实验表明贪婪是他们的驱动力。

Even using hydrogen derived from natural gas , its well-to-wheel carbon emissions for urban driving are only 30 grams / km .

即使使用来自天然气的氢，它在城市驾驶的留有富裕的碳排放也仅有30克/公里。

They found that something is indeed driving things apart .

结果发现确实有什么东西驱使星系分离。

These have accused the banks of piggy-backing on their trades and driving prices against them .

这些顾客指责银行占他们交易的便宜，并操纵价格，对他们不利。