要保证电视节目声音的质量，必须正确地选择和使用话筒。
To get good sound quality, microphones have to be selected and used correctly.
通过歌手的声音而不是歌手的外貌来评判声音，使得这档电视节目在众多娱乐节目中脱颖而出。
Judging the voice not by appearance but by the voice itself makes the TV show stand out from numerous amusement programs.
电视节目《星际迷航》展示了一些能对人类声音命令作出回应的宇宙飞船。
The TV show Star Trek showed some spaceships which could reply to human voice commands.
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