ScienceDaily — Too often, communication barriers exist between those who can hear and those who cannot. Sign language has helped bridge such gaps, but many people are still not fluent in its motions and hand shapes. Thanks to......
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ScienceDaily — Too often, communication barriers exist between those who can hear and those who cannot. Sign language has helped bridge such gaps, but many people are still not fluent in its motions and hand shapes. Thanks to......
Ler mais