纯粹从人力资源管理的角度的解释如下：
performance(绩效):
a）how well or badly a person, company etc does a particular job or activity
例：1）We are designing a training program to improve employees' performance
2）Sean's performance at school has greatly improved.the country's economic performance
3)Five employees were fired for their poor performance
b）the act of doing a piece of work, duty etc
例：The manager was quite satisfied with the performance of my official duties
orientation（定位）：
a)the type of activity or subject that a person or organization seems most interested in and gives most attention to
例句：1）The company needs to develop a stronger orientation towards marketing its products.
2）How can we get employees to adopt a serious orientation to working?
b）a period of time during which people are trained and prepared for a new job or course of study
例句：This is orientation week for all the new students.
参考资料：参考词典：Longman Dictionary of Contemporay English(2004)