求翻译：职业指导的理想目标是实现人的最佳匹配，这一点已经得到人们的广泛认同。但何谓最佳匹配，在西方不同时期的职业指导理论给予该问题的回答是不同的。是什么意思？

Vocational guidance is the ideal goal of achieving the best match, this has been widely recognized. But what is the best match, in Western theory of vocational guidance in different periods of the answer given to that question is different.