Michael has a two-way radio.

迈克尔有一个双向收音机。

Because he lives so far from a school, Michael does his schoolwork alone and talks to his teacher over a two-way radio.

因为他住得离学校很远，迈克尔独自做作业并通过双向无线电与老师交谈。

You may also want to a battery - powered CB or other two - way radio.

如有可能,你还应当准备电池供电的收发报机和无线对讲机.

You may also want to have a battery-powered CB or other two-way radio.

如有可能，你还应当准备电池供电的收发报机和无线对讲机。

There are also school of the air, which use two-way radio networks to provide classroom experience to students in isolated places.

另外还有空中学校，通过双向无线电传播网络向住在偏远地区的学生提供身临其境的课堂教育。