However,microfinance does show how it is possible to change the lives of women and girls around the world with just a little help.
VOA: special.2010.06.16
But that doesn't show that it's really possible, logically possible to have a world in which my mind exists and my body doesn't."
但这并不表示那是真正可能的,在逻辑上可能有一个世界,其中我的心灵存在而身体不存在
A vaccination, for it to work around the world, has to be inexpensive, transportable, possible to use without advanced medical personnel, and those kinds of things.
而疫苗接种,为了能适用于全世界,它必须便宜,便于运输,还要能在没有高级医生的情况下使用,它应该具有诸如此类的特点
(SPEAKING) "This is a world of 'communications.' It is no longer possible to conceal the truth.
VOA: standard.2010.03.09
So, the optimal thing to do if you live in a world like this n is to get n as large possible and you can reduce the standard deviation of the portfolio very much and there's no cost in terms of expected return.
如果现实中也这样简单的话,那么你就尽量增大,这样就能让投资组合的标准差,就会大大降低,从预期收益率的角度来看,这样做的成本是零。
And she says while the world is right to be concerned about a possible flu pandemic, it should not let these worries overshadow or interrupt other vital health programs.
VOA: standard.2009.05.18
Maybe A could be the same thing as B in this logically possible world, but we could imagine a completely different logically coherent world in which A was not the same thing as B.
也许在这某个逻辑世界里,A会和B是同一个东西,但我们可以想象,一个完全不同的另一个逻辑世界里,A和B不是同一个东西
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