合理运用播音发声技巧可优化普通话发音，同样也可优化美语发音。

The proper application of broadcasting phonation techniques can optimize the English as well as mandarin pronunciation.

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同样，播音程序负责降低一个声道的音量，以让另一个声道可以发声。

Also, it might be the task of the announcer to reduce the volume on one channel so that another channel will be audible.

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同样，播音程序负责降低一个声道的音量，以让另一个声道可以发声。

Also, it might be the task of the announcer to reduce the volume on one channel so that another channel will be audible.

youdao