It is a language without words that consists of gestures, facial expressions and body movements that greatly add to - and sometimes even replace - spoken language.

译文：这是一种没有词语，由手势、面部表情和身体动作组成的语言，它极大地丰富了——有时甚至取代了——口头语言。

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The physicians then learn how to respond with their own appropriate emotions, body language, facial expressions, and words, without losing professional stability.

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Visiting Congo for the first time without knowing the local language, Kiswahili, I was dependent on my talented interpreter Fidel for putting into words my countless questions and gratitude to the people I interviewed.

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