这三门学科十分相近，关系也极为密切，在研究对象和方法上有许多相似之处。

These three disciplines are very closely related together in terms of object and tool.

youdao

这三门学科十分相近，关系也极为密切，在研究对象和方法上有许多相似之处。

These three disciplines are very closely related together in terms of object and tool.

youdao