先例

先例 [xiān lì]

1. ■ precedent; previous case taken as example:

开先例 set a precedent; create a precedent;

有先例可援 have a precedent to go by;

为...创一先例 create a precedent for ...;

历史先例 historic precedent;

不乏先例。 There is no lack of precedents in this connection.

如果允许他这样做， 就会为别人开先例。 If he is allowed to do this, it will be a precedent for others.