By 2050 though, it could become efficient, connected and distributed with elegantly frugal autos, factories and buildings all relying on a modern, secure and resilient electricity system.
到2050年，它会变得更有效率 更具系统，被妥善运用 因为简约节能的 汽车、工厂以及建筑物 都依赖于现代、安全 并且灵活的电力系统