On the other hand Wal-Mart has gone through a tremendous effort over the last couple of years to integrate environmental sustainability into not only its own practices but to force this into the supply chain."

VOA: standard.2010.01.23

There's the hard sphere. It wants to collide against the wall to create a force on the wall, and I have a couple of the hard spheres that are nearby, right, and in the absence of any interactions, I get a certain pressure.

给墙一个作用力,现在它的附近，还有许多小球,没有相互作用时,它将直接冲向这面墙。

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As I remember only one of us wore a uniform there and only on Mondays, my good friend Victor Donovan, who retired from the Air Force a couple of years ago.

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Is it economically worthwhile to society to force a same-sex couple to buy individual insurance for their family? or to discriminate against same-sex families by requiring these couples to pay individual rather than family-based income taxes?

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The following year he spoke about how he survived after the vehicle he was in was hit by an improvised explosive device or IED, with the force of the blast snapping a couple of the machine guns in half.

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