但也并不意味着，我们在只有马友友曲子的背景刺激下便妄想着精通大提琴手，把教科书压枕头底下便妄想在代数考试中获得高分。

This doesn't mean, of course, that we can just play Yo Yo ma in the background and expect to master the cello, or put the textbook underneath the pillow and expect to ace the algebra test.

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背景：在临床实践中异丙酚可以收缩脑血管，降低脑血流量，减少脑代谢耗氧量，从而达到降低颅压的目的。

BACKGROUND: in clinical, propofol can contract cerebral vessels, decrease cerebral blood flow, decrease brain metabolic oxygen consumption, which can decrease pressure in brain.

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研究结果表明本文推导的方程能准确的预测背景孔隙对风致内压响应的影响，能为工程抗风设计提供有效的理论依据。

It is shown that background porosity reduces internal pressure fluctuation and this effect can be predicted accurately by using the governing differential equation deduced in this paper.

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