So far, Dr Murphy told the conference, these experiments have merely confirmed the equivalence principle to one part in 10 trillion.

Murphy博士在会议上说，迄今为止，这些实验仅仅是在10万亿分之一的概率上证实了等效原理。

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The UK's shadow defence secretary Jim Murphy said in the Commons he welcomed the agreements in principle but asked for assurances that they would not limit the UK's ability to act independently "in all circumstances" - such as the defence of overseas territories.

BBC: Cameron and Sarkozy hail UK-France defence treaties