Researchers have found that the tone, pitch, quality of voice, and rate of speaking convey emotions that can be accurately judged regardless of the content of the message.

研究发现，声调，音高，音质和说话的频率都传递着感情，而这能让人精准的判断话语的内容。

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If you remove the polyphase option, you will increase or decrease the pitch of the output sample, depending on the output rate selected.

如果删除该选项，将根据选择的输出采样率增加或减少输出采样的基调。

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Note the "polyphase" option on the end of the SoX command. This is important to preserve the pitch of the file while altering its sample rate.

注意SoX命令结尾的“polyphase”选项，在改变文件采样率时该选项对于保存文件的基调非常重要。

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That is a startlingly high response rate for most any kind of marketing pitch, especially in this era of advertising clutter.

FORBES: Magazine Article

Alliant will let rival vendors pitch wares on its site and allow users to rate the different suppliers, just as bidders do on Ebay.

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Beyond the job spec, start-ups require pitch in types that are as ready to empty the trash and book bargain rate flights, as they are to bring in the next customer or deliver the next product.

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