There are no man-made rules, as there are for such games as golf and football.

这不像高尔夫球和足球那样有人为的规则。

youdao

There are no hard and fast rules, but rather traditional guidelines as to who pays for what.

关于谁来支付什么费用并没有一定要遵守的规定，只有传统的准则。

《柯林斯英汉双解大词典》

This work-product describes the rules for assets such as naming conventions, asset support, and the rules for classifying assets.

该工作产品描述了资产的规则，例如命名规范、资产支持和将资产分类的规则。

youdao

And,of course, its products must satisfy the public, as well as new government rules for fuel economy.

VOA: special.2009.06.05

Governments establish regulators who set down rules for participants in financial markets and these rules may be perceived as onerous and costly to people in the financial community, but ultimately it's their salvation and it's what makes everything possible.

政府设立监管机构,监管机构为金融市场的参与者,制定法规条令,这些规则对金融界,有着极其严格的约束,但这些规则最终使得金融界运作良好,免遭灭顶之灾

耶鲁公开课 - 金融市场课程节选

He said the only criterion for engaging the Islamists should be that they denounce violence as a political weapon and adhere to democratic rules.

VOA: standard.2010.05.11

Now we have the G20, which is a good format, has proved to be a good format, and has, for example, as regards settling this situation and setting up rules for the financial markets, has been able to come up with credible solutions.

WHITEHOUSE: President Obama and Chancellor Merkel Press Conference

But so far, Mr Putin seems more interested in Europe as a source of modernisation and stability for Russia than as a club with its own demanding rules about democracy and the rule of law.

ECONOMIST: A survey of Russia

For Republican institutionalists, such as Alexander and Gregg, the push for rules reform is folly.

NEWYORKER: The Empty Chamber