英语翻译
Professionals explicitly interpret what they observe,and often categorize their data after the data collection process is complete and from the perspectives of the people they were observing.
请高手翻译这个句子,并分析语法结构,尽量能分析透彻些,
专业人士清楚的解释了他们所观察到的数据，并经常在这些数据收集处理过程完成后按照他们观察到的人群的角度对这些数据进行分类。