经过两年来对该中心早教指导实践的跟踪观察与分析，本研究主要深入探索了三种早教指导形式：现场指导、场外指导和网络指导。

This dissertation mainly studied three kinds of instruction patterns through two years observation and analysis: on-the-spot guidance, outside the field instruction and network instruction.

youdao

经过两年来对该中心早教指导实践的跟踪观察与分析，本研究主要深入探索了三种早教指导形式：现场指导、场外指导和网络指导。

This dissertation mainly studied three kinds of instruction patterns through two years observation and analysis: on-the-spot guidance, outside the field instruction and network instruction.

youdao