المقدمة اكتشف العلماء تركيزات كبيرة من الميكروبلاستيك في أنسجة الخصية البشرية، مما أثار مخاوف بشأن …
أكمل القراءة »Top 10 old rock songs from the 80’s
Music is an art form and cultural activity whose medium is sound organized in time. General definitions of music include common elements such as pitch (which governs melody and harmony), rhythm (and its associated concepts tempo, meter, and articulation), dynamics (loudness and softness), and the sonic qualities of timbre and …
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