Such an approach to its international relations has no precedent: The U.S. has never consistently acted as a member of a strategic system of equal states.

美国以下述方式处理国际关系，是史无前例的：美国素未担当过一个平等国家组成的战略体系的成员。

youdao

This regard for precedent has not always held sway in England and in many other parts of the world today is not a system which is followed.

在英格兰，对先例的尊重始终如一，而在当今世界上的许多其他地方这个制度则并没有被采用。

youdao

Towards the end of the seventeenth century criticism of equity as being uncertain intensified and from that time onward equity also moved towards a system of binding precedent.

将近十七世纪末期的时候，衡平法被指常常无端拓展，从此以后衡平法也开始转向一种拘束性先例的体系。

youdao

It has a precedent in the introduction of the Powers punch card system into this country by the Prudential, and the subsequent creation of Powers-Samas to make the machines.

ECONOMIST: The business world

Ministers are uneasy about the move on several fronts, some related to the degree of opposition within their own party, others to the strength of local feeling, including the Daily Post campaign, and the precedent of actively moving the service out of the Welsh health system and into the English one.

BBC: Over-rule on the cards on health?