求翻译：公司管理者因此无法知道学员是否学习到新的知识、是否能进行知识更新，以及工作是否有改进，这些都对于培训的继续开展有较大影响。是什么意思？

Corporate managers can not know whether trainees learn new knowledge, knowledge update, and is working to improve, these are training to continue.

Company managers it was impossible to know whether or not students learn new knowledge, is able to update our knowledge to work, as well as improvements in training, these are all the more to continue.

Therefore the company superintendents are unable to know whether the student does study the new knowledge, whether can carry on the knowledge to renew, as well as works whether has the improvement, these all have regarding the training continuation development affects greatly.

Company managers and therefore has no way of knowing whether trainees are learning new knowledge, possibility of updating, and whether the work has improved, these are for training continues to have a greater impact.

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