成规的英文：
etiquette

To strive mightily to observe regular rules
力守成规

And I am a rut buster, I'm going to bust your rut.
而我则是一个成规破坏者，我要破坏你的成规。

To adhere to established rules or predetermined courses of action.
保持一致坚持保持成规或预先确定的行动方案

Their conduct and etiquette are governed by the Code of Conduct for the Bar of the HKSAR.
律师的操守和业内成规，受香港大律师公会专业守则所约束。

Is it okay to call them
我称她们为礼仪小姐可以吗？

It requires immense preparation, formality, etiquette.
这需要作大量的准备，有很多的手续和规矩。

Their conduct and etiquette are governed by the Code of Conduct for the Bar of the HKSAR.
律师的操守和业内成规，受香港大律师公会专业守则所约束。

The prospect of the collapse of public manners is not merely a matter of etiquette.
公共礼貌之沦丧，其前景并非仅仅是一个礼仪问题而已。

Etiquette was considered very important in Victorian England.
英国在维多利亚时代非常注重礼仪.