Most nitrogen doesn't stay in the atmosphere the way carbon dioxide from fossil fuel does, but precipitates out within a few days.

大多数氮在大气中并不像化石燃料释放的二氧化碳一样，几天就沉淀析出。 氨气--氮和氧的化合物-遇水变成氨基，随雨水落在地上起化肥作用。

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The formation of oxygen precipitates not only had relation to point defects, but also the dopant atoms.

氧沉淀的形成与硅片中点缺陷、掺杂原子有密切关系。

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The hardness of nugget is less than that of base metal and the hardness in nugget is almost equal, but has a little fluctuation as some ferrite precipitates along dendrite lines.

硬度测定结果表明：熔核区域的硬度比母材的低。熔核区域的硬度值几乎相同，但由于铁素体在某些区域沿枝晶轴析出，熔核区域的硬度值略有波动。

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But I suppose we can always hope that in another 60 years, when a banking crisis next precipitates a great global recession, we'll do a slightly better job as citizens at holding the technocrats to account.

BBC: Why have we left bank reform to technocrats?