Butt the deep background that lies behind and beyond what we call humour is revealed only to the few who, by instinct or by effort, have given thought to it.

不过，在我们所说的幽默的背后以及超乎其上还存在更深远的意义，唯有极少数有心人，凭其本能或通过苦苦求索，曾对其作一番思考。

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The difference of crust-mantle complexity provides deep background for the development of strong earthquake.

壳幔边界复杂性的差异为强震的孕育提供了深部环境。

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On this basis, analysis of the Yangtze River metallogenic belt of the main ore zone and tectonic framework of the relationship between the formation of the ore district deep background.

在此基础上，分析了长江中下游成矿带主要矿集区与构造格架的关系，探讨了矿集区形成的深部背景。

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Nobody wants to hear the words "And we see from our deep background check that Sir enjoys the Journal"!

CNN: What your hotel knows about you

"The elementary teacher in general does not have deep background in science, " said Francis Eberle, executive director of the National Science Teachers Association.

CNN: Subject Matters: Science has an image problem

As discussed in yesterday's posting, the question of attribution is very complicated, and a lot of the most interesting discussions of the last few days have been on the basis of deep background.

ECONOMIST: European politics