The mummification process protects the body's soft tissue long after it would normally break down.

VOA: special.2010.06.29

If we take hydrogen peroxide in the liquid state, it can break down to form water and oxygen.

如果我们有一些液态的过氧化氢，它会分解成水和氧气。

麻省理工公开课 - 热力学与动力学课程节选

What's the point of this? Again, now that I can think about things recursively, I can similarly break things down into simpler versions of the same problem. It could be one version.

这些的意思是什么呢？再一次我想说,我既然能够以递归的方式思考了,那么我就可以简单地把问题,转化为更简单的同类问题。

麻省理工公开课 - 计算机科学及编程导论课程节选

As long as it holds up, it will help me have confidence in this market, but if it starts to break down it could lead me to be even more cautious.

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And in the 9-11 Commission, we recommended that we create a Director of National Intelligence to break down this bureaucracy, to cut it, to reduce it, to break down the layers, to tear down the stove pipe so information could be shared.

CENTERFORSECURITYPOLICY: Center For Security Policy

Not entirely so, says CAGW's Williams: "It really is amazing--when the earmarks break down, it breaks down along who's an appropriator and who isn't, " not simply along party lines.

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