Interestingly, it doesn't have to be that many people.

有意思的是,这种交流互动并不需要很多人才行

耶鲁公开课 - 心理学导论课程节选

Very important, so it's just... interact with as many... you know, don't just go for the big...

非常重要，所以它就是……和很多人交流互动……不要一味追求名人……

想学音乐吗？ - SpeakingMax英语口语达人

Somebody does have to use it with you.

还必须要和他人交流互动

耶鲁公开课 - 心理学导论课程节选

which actually helps the campus, because the students interact with each other a lot more.

实际上是有助于学校的，因为这样学生之间的互动和交流就更多了。

活泼的校园氛围 - SpeakingMax英语口语达人

and I can interact with the people who are experts online,

我也能与网上的专家交流互动，

关于网络世界 - SpeakingMax英语口语达人