As the cost of PV comes down, the energy can play an important role in providing energy at "peak" demand.
2
据汇丰银行的一位分析师估计,风力发电的总成本只有光伏发电站发电成本的六分之一。
Analysts at HSBC, a bank, reckon that the full cost of producing power from wind turbines, for instance, is about one sixth the cost of producing it from photovoltaic plants.
3
当光伏发电量在德国总发电量中只占很小一部分时,这种额外的成本很容易被忽视。
When solar contributed a minuscule proportion of Germany’s total power output that excess was easily overlooked.