这张风力发电站的鸟瞰图展示了一组风力涡轮发电机是怎样发电以及为公用电网供电。
This aerial view of a wind power plant shows how a group of wind turbines can make electricity for the utility grid.
爱迪生冲过去将他带到安全的地方。孩子的父亲非常感激，于是他教爱迪生怎样发电报。
Edison rushed out and carried the boy to safety. The boy's father was so thankful that he taught Edison how to send messages by telegraph.
有些科学家正在努力研究怎样利用潮汐发电。
Some scientists are working hard at how tide can be harnessed to produce electricity.
许多年轻艺术家给我发电子邮件，问怎样才能找到观众。
I get a lot of e-mails from young artists who ask how they can find an audience.
但怎样相字滥发电邮?。
但怎样相字滥发电邮?。
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