求翻译：企业投入大量的成本进行培训，是否带来了培训对象知识的增加、能力的提升和态度的改变，并最终为企业带来经济效益，这一切都需要进行全面的培训效果评估。是什么意思？

Businesses to invest a lot of the cost of training, whether the increase in knowledge of trainees, the ability to upgrade and change of attitude, and eventually bring economic benefits for the enterprise, all this need for a comprehensive training effectiveness evaluation.

Companies invest a lot of the cost for the training, increased knowledge of training and competence of the raise and the change in attitude, and eventually to bring economic benefits, all of which need to conduct a comprehensive assessment of the effectiveness of training.

The enterprise invests the massive costs to carry on training, whether has brought the training object knowledge increase, ability promotion and the manner change, finally and brings the economic efficiency for the enterprise, all these need to carry on the comprehensive training effect appraisal.

Enterprises invested a large amount of the cost of training, whether the training increased knowledge, improving the capacity of the object and changing attitudes, and eventually bring economic benefits to the enterprise, this everything needed to conduct a comprehensive evaluation of the effect of

businesses to invest in a significant cost for training, the Training increased knowledge of objects, and capacity of the lift and the change in attitude, and eventually to bring economic benefits, all of which need to conduct a comprehensive assessment of the effectiveness of training. ;