If the wooden frame of the towers had caught fire, it could have sent the bells the largest of which, the Emmanuel Bell, weighs 13 tons crashing down, potentially causing the collapse of both towers.

如果双塔的木制框架起火，可能会导致最大的钟——重达13吨的伊曼纽尔钟倒塌，从而可能会导致双塔倒塌。

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Technically, Big Ben is the massive bell inside the clock tower, which weighs more than 13 tons (13,760 kg).

从技术上说，大本钟应该是指钟楼里面那个巨大的重量超过13吨（约为13760千克）的铜钟。

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England, who lead the series 1-0, were 86-5 after losing Andrew Strauss, Ian Bell and Paul Collingwood in 13 balls.

BBC: Pietersen century rescues England

At the closing bell, SKS is up about 13.4%, while APOL is down about 4% on the day Wednesday.

FORBES: Saks Moves Up In Market Cap Rank, Passing Apollo Group

"Big Ben" is officially the name of the 13.5 ton bell inside St Stephen's Tower, and not the name of the tower itself.

CNN: May 4, 2012 -- Updated 1058 GMT (1858 HKT)