互

例句：

1. 1. They often converse in English at the conference.
   他们在会议上经常用英语交谈。
2. 2. The teacher communicated with the students through a video link.
   老师通过视频连线与学生交流。
3. 3. The two friends interacted to solve the problem together.
   这两个朋友一起解决问题时互动。