The weak intonation is shown in the following features: low fundamental frequency, narrow pitch range, and the rising of boundary tone.

祈使句语气的弱化通常体现在以下几个方面：降低基频、缩小基频范围、以及抬高边界调。

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A politician may lower their pitch range in this context because they want to hold their own among perceived equals, said the scientist.

据科学家所说，一位政客在此类环境下会降低他们讲话的音调，因为他们想在同僚前坚持自己的立场。

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The results of experiments have shown that the available linear range of output voltage of the optimized inductive transducer with solenoid pitch varying ino.

实验结果证明：用最优化方法设计的变螺距线圈，使电感传感器的有效线性输出范围得到了显著的提高。

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The idea is to create software that would analyze the voices of cellphone users by speed, pitch, volume range and cadence and morph those frequencies so the speakers better resemble each other.

FORBES: Stanford Developing Vocal Cosmetics Technology To Make Cellphone Talkers More Likable

Forest Pitch is one of a range of projects commissioned to complement the 2012 Olympics and Paralympics.

BBC: London 2012: Selkirk forest football kit designs picked

Abbey had only been on the pitch for six minutes when he headed home from close range from a Southall corner.

BBC: Bradford 2-1 Norwich