The vicious circle is thus transformed into a virtuous circle.

这样，恶性循环就变成了良性循环。

youdao

It also creates a virtuous circle.

这样做也能创造一个良性循环。

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That might make a virtuous circle turn vicious.

这样做可以使一个良性循环转变成恶性竞争。

youdao

These women are leading a workplace transformation by sustaining a virtuous circle of women helping other women.

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And because defection does not pay when punishers are common, it tends to be rare a virtuous circle.

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Will Israel be convinced, and continue making concessions to set off a virtuous circle of tahde'a instead?

ECONOMIST: The Palestinians