Umshini we-Smith ungumshini ongasetshenziswa ukwenza ama-squats, i-weightlifting, ukudonsa okuphezulu nokuphansi, ukukhuliswa kwesifuba sovemvane, izinyoni ezincane, ukugoqa izingalo, ukudonsa nokunye ukunyakaza.I-trajectory yokunyakaza yesenzo, ngakho-ke izimfuneko zezinga nebhalansi ye-ac...
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