1, according to the query of the Xinhua News Network, the interpretation of different, doubled refers to the number doubled that doubled, doubled refers to the original number multiplied by two, that is, two times the original number.

2, the use of different ways, multiples of growth, will be used "doubled" or "doubled so-and-so times", said the exponential growth of the time, the use of "doubled! " or "doubled several times".