沉积物分选越差或压实越紧，其孔隙度和渗透率就越低。

The more poorly sorted or the more tightly compacted a sediment is, the lower its porosity and permeability.

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Spam(一注册商标的名字)是1937年美国经济大萧条后期进入市场的肉制品，这种可即食的切好的香料火腿肉(Spam是各取“加了香料的”与“火腿”两个英文单词的一部分合并而成)被压成很实的肉块然后罐装，其价格在当时很便宜，在人们没钱的时代很受欢迎。

Ready-to-eat chopped SPiced hAM ('SPAM') was pressed into a firm loaf and canned. The product was cheap and, at a time when cash was tight, popular.

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开发实兑港的构思是为了让印度能够从其东部港口加尔各答把货物运到实兑港，然后从实兑港逆流而上，既可以返回与印度本土隔绝的东北部各邦，也可以进入缅甸。

The idea is for India to ship goods from its eastern port of Kolkata to Sittwe, where they can then travel up-river, either back into India's cut-off northeastern states or on into Myanmar.

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So here we're talking about v plus 1, so if we were to write it just for the neutral electron itself, we would find that the electron configuration is argon, that's the filled shell in front of it.

这里我们要分析的是正一价的钒离子，因此，我们先写出中性原子的电子排布，可以发现，其原子实是氩原子的电子排布，这些壳层已经被占满了。

麻省理工公开课 - 化学原理课程节选