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Picture exchange communication system

a communication teaching method for people with limited speech

Pronunciation
/ˈpɪkʧə ɪksˈʧeɪnʤ kəmjuːnɪˈkeɪʃən ˈsɪstəm/
/ˈpɪktʃər ɪksˈʧeɪnʤ kəˌmjunəˈkeɪʃən ˈsɪstəm/