我们主要通过信号、手势和哑剧动作来交流。

We communicated mainly by signs, gesticulation, and mime.

《柯林斯英汉双解大词典》

吉尔布雷思夫妇设计了一个分类体系，标记了17种基本手势，他们将其称为动作分类体系。

Frank and Lillian Gilbreth devised a classification scheme to label 17 basic hand motions which they called therbligs.

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动作和手势一定程度上是有用的，但是一个整场手舞足蹈的演讲鲜有能成功的。

Though it's helpful to map out movements and gestures in some situations, a completely choreographed speech rarely works.

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It's the most important thing and our conducting pattern always has to have the downbeat of the hand in sync with the strongest impulse in the music , the strong.

这是最为重要的,而我们的指挥手势,总是和着乐曲的强音,做出重拍的动作

耶鲁公开课 - 聆听音乐课程节选