最终混合动力汽车和电动汽车——不管它们是靠蓄电池驱动还是靠燃料电池驱动——将带来更加好的环境效果。

Ultimately, hybrid vehicles and electric cars-whether powered by batteries or fuel cells-will deliver even more environmental rewards.

youdao

蓄电池及其管理系统是电动汽车的关键技术之一。

The battery and its management system are one of the key technologies of electric automobile .

youdao

现在已经有家用风力发电机了，电动汽车的蓄电池也发明好了。

Now already had the home use wind-driven generator, electric automobile's accumulator cell also invented.

youdao