precedents

基本解釋

There is no lack of precedents.
不乏先例。
《新英漢大辭典》
But again, be aware of the precedents these actions would set.
但是，再來一次，小心這些舉措會造成的先例。
There have been partial precedents in American history but nothing quite like this.
在美國歷史上也有部分類似的先例，但絕對不是現(xiàn)在這個樣子。

Subsidies distort and disrupt free market structures and business incentives through regulatory interference and overreach precedents.
FORBES: Energy Subsidies: Our Gifts That Keep On Taking
Even full-time constitutional lawyers could not tell you the relevant precedents without looking them up.
FORBES: Chief Justice Roberts' ObamaCare Decision: Peace For Our Time?
The SCSL has already set several legal precedents during its seven years of existence.
ECONOMIST: Charles Taylor on trial

If there is a precedent for an action or event, it has happened before, and this can be regarded as an argument for doing it again.