There may also be misalignment between words, tone and body language, such as gestural slips, which are physical equivalents of speech errors and indicate internal conflicting thoughts.
语言，语调，身体语言或许会出现错位现象，例如摆错姿势，这是说错话时身体的一致表现，暗示内心的思想斗争。
This finding bolsters the so-called gestural theory of language evolution, whose proponents argue that language evolved initially as a gesture system before becoming vocal.
这个发现奠定了语言进化中所谓的手势理论。 这个理论的拥护者主张，语言在成为一种发声的表达方式之前是由手势表达系统演化而来的。
The profoundly, prelingually deaf can and do acquire language; it's just gestural rather than verbal.
极度失聪的人确实能够获取语言，但仅仅是通过手势，而不是言语。
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