Step 5: Define a new Connection Manager for the er.

步骤5：为er定义一个新的Connectionmanager。

youdao

My father is a manager and my moth er is a doctor.

我爸爸是经理， 我妈妈是医生。

youdao

My father is a manager and my moth er is a doctor.

我爸爸是经理， 我妈妈是医生。

youdao