Máy tính siêu rẻ không màn hình ở châu Phi
Việc sở hữu một chiếc máy tính cho công việc học tập là một vấn đề lớn với các nước nghèo ở Châu Phi. Để khắc phục điều này, các nhà khoa học đã cho ra đời chiếc máy tính giá siêu rẻ không màn hình...
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