They found that speech signals are normally low-pitched and musical clips have a wide range of pitches; both vary only gradually over time.

他们发现语音信号通常都是低沉的，而音乐片段的音调范围却很广泛；二者都会随着时间的推移有不同的变化。

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Symptoms range wildly between patients and include delusions, hallucinations, disorganized speech, lack of motivation or emotion, but the disease has no defining medical tests.

症状包括妄想、幻觉、支离破碎的言语，以及动机与感情的缺乏。 但是这种疾病目前仍无可以为之定义的医学检验。

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When a woman is talking with emotion, she USES expressive facial signals, body language and a range of speech patterns.

当女人带着情绪谈话时，她会使用面部表情信号、肢体语言和一系列语言模式。

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We will debate equality and inequality, affirmative action, free speech versus hate speech, same-sex marriage, military conscription, a range of practical questions.

我们将讨论平等与不平等，平权行动，自由言论与攻击性言论，同性婚姻，兵役制等一系列现实问题。

耶鲁公开课 - 公正课程节选

Indeed, Gates spent much of his speech acknowledging a range of what he calls, PC "pitfalls".

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The Obama speech in Laramie covered a range of topics, from Iraq to health care.

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She also talked about a wide range of issues in a speech and in questions from journalists.

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