当他想得到公众支持或恢复民信时，他使用广播作载体。
He used the medium of radio when he wanted to enlist public support or reassure the citizenry.
广告商可能会使用广播，因为广播是一种比电视更便宜的媒体。
Advertisers are likely to use radio because it is a less expensive medium than television.
结果，他们实施了一项使用广播肥皂剧鼓励农民停止不利于环境的做法的项目。
The result is an innovative project using a radio soap opera to encourage farmers to halt environmentally unsound practices.
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