BBC News with Fiona MacDonald Prince William's wife, the Duchess of Cambridge, has given birth to a son. Palace officials say the baby was born at 24 minutes past four in the afternoon and weighs eight pounds six ounces-- that's just over three and a half kilograms. The boy, who will be known as the Prince of Cambridge, ________________________ A spokesman for Buckingham Palace said the Queen and Duke of Edinburgh were delighted with the news. Rob Broomby reports from outside the hospital where the baby was born. 菲奥娜.麦克唐纳为您播报BBC新闻 威廉王子的妻子剑桥公爵夫人已诞下一子.白金汉宫官员称,这名婴儿于下午4:24分出生,重8磅6盎司,约3.5公斤.这名被称为剑桥王子的男孩__________________________________________白金汉宫的发言人称,女王和爱丁堡公爵得知这一消息非常高兴.罗伯.布鲁姆贝在婴儿诞生的医院外报道.