Not uncommonly, there is a great deal of rain in August.

八月份降雨量大并非异常。

《牛津词典》

This is why they often struggle and, not uncommonly, take up with another abusive partner.

这就为什么她们常常会抗争了，而有不常见的时候，又会和另一个精神虐待伴侣结上了伴。

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Not uncommonly they spend too much time alone and turn to alcohol and other substances as a means of self regulation.

他们多数时候独处，并借助酒精或其他物质来进行自我调节，这些情形都很常见。

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Chief SIZER: Well, race is not uncommonly part of policing in America, and often it adds emotion.

NPR: Black And Blue: Police And Minorities

Not uncommonly, it is easier to just do every test and provide every procedure without bothering with thought or discussion as to whether the intended intervention is appropriate.

FORBES: Why Do We Lavish So Many Resources on End of Life Rather Than Enhancing the Young and Working-Age?