1·Tiny animals in the soil eat this waste and they produce electrons - the building blocks of electrical energy.
土壤里的小动物会吃这些废物，产生电子。而电子是电能的组成部分。
2·When you pop a frozen waffle into the toaster, electrical energy turns into heat energy.
当你取出一块冷冻华夫饼饼放进烤面包器时，电能转化成了热能。
3·Quite recently man has succeeded in converting sunlight directly into electrical energy.
最近人们已经成功地把太阳光直接转化为电能。
—— 《新英汉大辞典》
4·One solution which researchers are exploring is to build cars using a hybrid material: a carbon composite that is also capable of storing electrical energy.
研究者正在探索的其中一种解决办法是利用复合材料制造车体：一种可以同时储存电能的复合碳。
5·He continued: 'Thermoelectric devices convert heat to electrical energy and this can be from the sun or a drop in temperature such as day temperatures to night.
他继续说：“热电装置将热量转化成电能，这些热量可以来自太阳或者温差，比如白天到夜晚的温差。”