1·The two main strikes against it: its not energy efficient and has a relatively short lifespan.
两个主要的反对理由是：它不够节能，并且使用寿命短。
2·Finally, he said that energy efficient green IT systems are needed to reduce power consumption in all areas where climate modelling software is used.
最后，他说，在使用气候变化模型的地方，绿色节能的信息系统对于降低能源消耗是非常必要的。
3·A team of scientists looked at historical evidence to show that as lighting has become more energy efficient, it has also become cheaper.
一个科学家团队根据历史证据表明，随着照明灯变的越来越节能，其价格也越来越低廉。
4·The new, larger building would be more energy efficient, costing less per square foot to heat and cool than the old hall.
新的更大的市政厅将会更加节能，单位面积所需的采暖和制冷费用都比旧建筑少。
5·The world's most powerful supercomputer could be the size of a sugar cube and more energy efficient than you might ever imagine.
世界上最强大的超级计算机将超出你的想象，只有方糖大小并且更加节能。