When the dynamic force produced by a single motor is insufficient, the mode of multi-stage relay can be taken.

如单个电机所产生的动力不足，可以采取多级接力方式。

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The grand finale will see the Olympic torch enter the stadium, the last stage in a 70-day relay around the United Kingdom, and set the Olympic cauldron aflame, symbolizing the beginning of the Games.

压轴节目是奥运火炬进入体育场。 伦敦奥运圣火经过在英国70天的传递，于27日晚来到“伦敦碗”。 点燃奥运圣火标志着奥运会的开始。

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