求翻译：在飞速发展的知识经济时代，员工的忠诚奉献已成为企业发展的关键因素。但是不可否认，随着经济的发展，人们可以选择的职业范围的扩大，企业间的人才流动速度也大大加快。诚然，适量的人才流动可以给企业带来新的思想，新的血液，优化人员结构，但高频率的人才流失将会大大增加企业的直接成本，同时削弱企业的竞争力和稳定性。因此，为避免人才流失，防止人才过于频繁流动给企业带来的不利影响，就要通过研究分析人才流失的现状，探索新形势下人才管理的措施，防止人才流失，留住人才，这项工作已成为当前企业人事管理工作中的一项战略性任务。是什么意思？

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In the rapid development knowledge economy time, staff's loyal offer has become the key aspect which the enterprise develops.But undeniable, along with the economical development, the professional scope expansion which the people may choose,%2

In the rapid development of knowledge economy era, loyalty, dedication of the staff has been a key element for enterprise development. But it is undeniable that with the development of the economy, people can choose the professional scope of extended enterprise talent flow also significantly faster.