If the item is not satisfactory, you will get your money back.

东西不满意，可以退款。

《牛津词典》

On approval goods must be returned within 14 days if they are not satisfactory.

如果不满意，试用货物须在14天内退回。

youdao

NOL group president and CEO Ronald Widdows described the results as “not satisfactory”.

NOL集团总裁兼首席执行官罗纳德威多斯形容结果为“不令人满意”。

youdao

And the fourth is a belief that a person's position in society is satisfactory and that getting respect does not require violence.

VOA: special.2009.12.19

We have not yet found a satisfactory answer to what's the mass of an object?

我们还没有一个令人满意的答案,物体的质量到底是多少

耶鲁公开课 - 基础物理课程节选

It recognizes that all is not satisfactory, let alone well, in his theater of operations.

CENTERFORSECURITYPOLICY: Two messages for America

The clearest conclusion of the Nuffield Trust was that despite the difficulties, the status quo was not satisfactory either.

BBC: NHS logo

Deal directly with FEMA or your insurance company if you feel the original aid or settlement is not satisfactory.

FORBES: Beware These Disaster-Related Scams