hold on consistently and persistently

To encourage the students to accumulate the vocabulary and sentences and to hold on consistently and persistently. 3.

引导学生积累知识，鼓励学生持之以恒。

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So appraising activity has been the key research for theoretician of enterprise management, and also been a major issue for corporation managing group and other party interested to hold on consistently and persistently.

因此，公司评价活动一直是企业管理理论界的研究重点，也是公司管理者和其他利益相关者一直不懈探索的一个关键课题。

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