to go back a long way
01
to have a long history or past relationship with someone or something
![to [go] back a long way definition and meaning](https://cdn.langeek.co/photo/44074/original/?type=jpeg "to [go] back a long way definition and meaning")
idiom
例子
The two nations went back a long way, with a history of diplomatic relations.
02
由来已久, 历史悠久
to have been present for a long time, as in conflicts or business
idiom
例子
The traditions of this small town go back a long way, with the annual festival tracing its roots to a century-old celebration.
他们的友谊由来已久。
