The bands this year include the Decemberists and the Killers, as well as new acts like the Virgins and White Lies.
VOA: special.2009.06.08
In fact, there are some very old books that show this as the average, the sum divided by two arithmetic mean, but the modern practice is to use the geometric mean.
事实上,一些很老的书籍上,平均的定义就是算数意义的,总的来说被分为两种算数意义,但现代我们多用几何意义。
You could think of this as the poem's first -- by no means its last - its first act of poetic disobedience.
我们可以把这当做这首诗第一次--绝不可能是最后一次,-这首诗第一次违背诗歌规律。
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