This book introduces several key concepts, including degrees of wealth accumulation.

这本书介绍了几个关键性的概念，包括财富积累度。

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Therefore, we think that the expression of CHS gene played a key role in accumulation of anthocyanin in light-dependent materials.

因此，我们认为在光敏感型试材中CHS基因的表达对花青素的积累起关键的作用。

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The coefficient of hydrocarbon accumulation is the key parameter for hydrocarbon resource evaluation.

聚集系数是油气资源评价中最为关键的一个参数。

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Mr Gove argued that it was poorer families that had the most to gain as "the accumulation of cultural capital - the acquisition of knowledge - is the key to social mobility".

BBC: Gove sets out 'core knowledge' curriculum plans