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Construction has been so depressed for so long that a flurry of buying could quickly trim inventories, supporting prices and construction and touching off a virtuous cycle in housing markets.

购买量的猛增会让萧条已久的建筑业快速地削减库存，支撑房价和建筑业，并且触发房地产市场的一个良性循环。

youdao

By doing so, you enter a "virtuous cycle" and as long as it's not broken, you'll grow to like each other more and more.

这样，你们会进入一个“良性循环”，只要它没有中断，你们就会越来越。

youdao

Interestingly, accounts receivable days for manufacturers is not high compared to other industries, so they do not necessarily have a long cash conversion cycle.

FORBES: Manufacturing Takes Its Time, High A/P Days

So long as the feedback is positive (an important qualification), the result is a virtuous cycle of increasing returns for the idea.

FORBES: What Makes an Idea a Meme?

They also fill up as the player kills enemies, so as long as monsters are being defeated flask charges continue to become available, creating a fast-paced cycle of drinking and destruction.

FORBES: Path of Exile: A Truly Free-To-Play ARPG