n.交互性；互動(dòng)

Mother and baby interact in a very complex way. 母親與嬰兒以非常復(fù)雜的方式相互影響。

To react or interact harmoniously. 投合，契合合諧地做出反應(yīng)或回應(yīng)

You have to understand the way they interact. 你得理解他們相互交往的方式。

How can I use the interactivity? 我該如何使用交互功能?

Of course, teachers and students interact. 當(dāng)然教與學(xué)有相互作用。