That were not planned as a cycle, though as the series evolved Beethoven was clearly mindful of the interplay of character and subject matter, and how the works set one with another.

这并不是一个事先计划好的周期，但是随着交响乐作品系列的进展，贝多芬注意到了作品的个性和主题的相互影响，还有作品之间的相容性问题。

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Now it aims to speed up the methane production cycle from years to a matter of days at the same time as cutting the need for more land to bury garbage.

现在他们的目标是加快甲烷产品的生产周期，从几年变成几天，同时减少对掩埋更多垃圾的土地需求。

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Physiological groups of bacteria are partyies to the matter cycle in water.

细菌生理群直接参与水体的物质循环。

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The glaze is applied to a fired stoneware vessel, which is then fired again in a repeated cycle of six stages of heating and cooling where precise temperatures matter a great deal: either over- or under-firing will spoil the effect.

UNESCO: Culture

He also noted that it was just a matter of time before the used-car price cycle improved.

FORBES: Unsung outperformers

None of this seems to matter in the 24-hour, 365-day election cycle that we now live in.

FORBES: Obama To Knock a Day Off Asia Trip, Buy NJ Nets