The hydrogen and oxygen, separated and on-hand, can be used to power a fuel cell whenever energy is needed.
把氢气和氧气分开存放，这样在需要能源时就可用它们来驱动燃料电池。
2
Like other hydrogen cars, the Riversimple Urban car (RUC) is powered by a fuel cell that combines hydrogen with oxygen from the air to release energy and nothing more toxic than water.
和其他氢能源车一样，Riversimple Ur ban Car (RUC)采用燃料电池，电池将来自空气的氢和氧进行混合释放能量，除了水不排放任何有害物质。
3
Other Japanese automakers have been working to create fuel cell cars, which produce electricity through a chemical reaction between hydrogen and oxygen, with water the only by-product.