role of interaction的用法和样例：
例句
- Hong Kong's waters are characterised by the interaction of oceanic and fresh water masses which vary in relative effect throughout the year.
海水与淡水间的互动作用，全年产生此消彼长的影响，因而形成香港水文地理的特色。 - The interaction of Physical Education and Military Training will help to make up for each other's shortcomings to better train the students in schools.
高校体育和军事训练具有显著的互动作用，利用它们的互动作用，能有效弥补两者存在的不足，为培养优秀的高校学生服务。
