以这种方式理解万有引力，是纯数学的一个十分深刻推论。

And that is a rather deep purely mathematical consequence of understanding gravitation in this way.

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“纯素超越”—— 一个图森市成立14年的组织，仅有3个全职员工和50万美元的年度财务预算，本月花费了800美元在10个博客上，运行广告和连接到他们网页。

Vegan Outreach, a 14-year-old group in Tucson with just three full-time workers and a $500, 000 annual budget, is spending about $800 this month to run ads and links to its Web page on about 10 blogs.

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在婴儿最初6个月内没有获得纯母乳喂养，导致每年100多万可避免的婴幼儿死亡。

A lack of exclusive breastfeeding during the first six months of life contributes to over a million avoidable child deaths each year.

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