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16 ore fa · Music is the arrangement of sound to create some combination of form, harmony, melody, rhythm, or otherwise expressive content. [1] [2] [3] Music is generally agreed to be a cultural universal that is present in all human societies. [4] Definitions of music vary widely in substance and approach. [5]
16 ore fa · Braille ( / breɪl / BRAYL, French: [bʁɑj]) is a tactile writing system used by people who are visually impaired. It can be read either on embossed paper or by using refreshable braille displays that connect to computers and smartphone devices. Braille can be written using a slate and stylus, a braille writer, an electronic braille notetaker ...
