Completing additional duties given by the supervisor, principal, and company.

完成校长、主管或公司交办的其他工作。

youdao

Then the theoretical proof about the principal′s hiring the supervisor and concerning the collusion is given by using the cost benefit approach.

利用成本利益分析方法对委托人是否要雇佣监督者和是否要关心串谋作了分析和论证。

youdao