solar power

Solar power installations on rooftops now enable homeowners to generate and sell electricity back to the grid.屋顶太阳能发电装置现在使房主能够发电并将电力卖回给电网。

The plummeting cost of photovoltaic panels has made solar power competitive with fossil fuels in many markets.光伏电池板成本的断崖式下跌，使得太阳能在许多市场上具备了与化石燃料竞争的能力。