network instruction system的用法和樣例：
例句
- Network teaching needs multimedia database.
網路教學需要多媒體素材庫的支持。 - Comparing the characters of traditional classroom instruction with that of Web-based instruction, part three makes a circumscription for the new teaching model.
第三部分，從傳統的課堂教學特點與網路教學的特點進行對比的角度出發，對網路教學這種新型教學模式進行界定。
