为了使决策表有效，必须事先建立角色。

For a decision matrix to work effectively, you must already have your roles established.

youdao

建立角色后，可以将各个用户分配到角色。

After establishing roles, you can assign individual users to a role.

youdao

建立角色后，可以在应用程序中创建访问规则。

After you have established roles, you can create access rules in your application.

youdao