求翻译：伦敦奥运主场馆今天完工，奥林匹克体育场从2008年5月起兴建，共斥资约4.86亿英镑。主场馆所在地是岛状，三面环水，占地40英亩(约16.18公顷)，有5条主要的桥梁进出，体育场内的草地约有9000平方公尺是什么意思？

London Olympic Games main stadium today completed the Olympic stadium built since May 2008, a total investment of approximately £ 486 million. The main stadium is located in the island, surrounded by water, covering an area of ​​40 acres (16.18 hectares), and five major bridges out of grass in the s

London Olympic Main Stadium completed today, the Olympic Stadium from 5 January 2008, a total construction spending about £486 million. The museum is located on 3 islands, central water, 40-acre (16.18 ha), there are 5 major bridges, and out of the grass within the stadium there are about 9000 squar

The London Olympic Games host facility finishes today, the Olympics stadium is inspired to from May, 2008 constructs, altogether contributes approximately 486,000,000 pounds.The main facility locus is the island shape, three surrounded by water, the occupying a land area of 40 acres (16.18 hectares,

Museum of London arena completed today, from May 2008 the construction of the Olympic Stadium, and spent a total of about 486 million pounds. Main venue is the island where, on three sides by water, covers an area of 40 acres (16.18 hectares), there are 5 main bridges in and out, grass of the stadiu

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