How can we know that the production of computer video presentation, as well as taking time with the voice and music, etc.

知道怎样才能制作演示计算机操作视频，同时可以录取当时的声音及伴乐等。

youdao

At a certain time in the morning, the tape player would play soft music with a low and sweet voice of a young girl, "Wake up, please."

在早上的某个时间，录音机会播放轻柔的音乐，一个年轻女孩低沉而甜美的声音从录音机里传来：“请起床。”

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UNESCO recently set April 30 as a day to raise awareness of jazz music, its significance, and its potential as a unifying voice across cultures.

联合国教科文组织最近将4月30日定为世界爵士乐日，旨在提高人们对爵士乐的认识、爵士乐的重要性以及爵士乐作为跨文化中统一的声音的潜力。

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Critics are praising her expressive voice and songs influenced by jazz and blues music.

VOA: special.2009.10.30

They like to hear the music of a smooth voice and so on.

婴儿们喜欢听到拥有平缓声音的音乐等等

耶鲁公开课 - 心理学导论课程节选

He wrote music for the orchestra, piano,and voice.

VOA: special.2009.06.21

But the difference is that they strive for emotional transcendence via the voice, body and music.

WSJ: Cirque du Soleil: A Circus Not Worth Flipping Over

Paul, without much training in communications, did "apps, " a less-revered assignment to think up ways to convert signals into voice, video and music.

FORBES: Magazine Article

Paul, without much training in communications, did "apps, " a less revered assignment to think up ways to convert signals into voice, video and music.

FORBES: Companies, People, Ideas