But a big government push, focused on jobs, may represent the best chance in years for renewable energy and energy efficiency to take root in the U.S., a voracious energy consumer.

• 但有了政府出于创造就业岗位目的的大力推动，可再生能源和节能事业可能多年来终于迎来了一次在美国这一能源消费大国站稳脚跟的绝佳机会。