英国女王伊丽莎白出席伦敦奥运会开幕式并宣布其正式开幕。这是伊莉莎白女王第二次宣布夏季奥运会开幕。1976年蒙特利尔奥运会上，伊莉莎白女王宣布了第21届奥运会的开幕。她也成为历史上第一个两次宣布夏季奥运会开幕的国家元首。 On the occasion of the opening of the London 2012 Olympic Games, Prince Philip and I would
In myself, I had a ready audience, and I believed that by expressing my thoughts and wishes, others would listen, too. 在我身体里有一个现成的观众，我相信只要表达思想和愿望，其他人也可以听到。 But as I began to communicate more, I realiz
And so the idea of a smart grid is, if you can hook up a national electricity grid that is state of the art and it has switches and computer monitors that are able to help regulate the flow of electri
At the time, what they thought 在那个时候，启蒙学者们认为 distinguished science was a radical idea about things unseen, known as empiricism. 科学的独特标志是一个关于不可见事物的激进看法，叫做经验主义 All knowledge derives from the senses. 认为所
