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1-Ahmed aeweil discovered the femotosecond (discovery 2-You should study hard.(Were). عايز ابدأ الجملة بيها |
مجرد رأي
1- The discovery of the femtosecond was made by Ahmed Zewail. = Ahmed Zewail made the discovery of the femtosecond. 2- Were I you, I'd study hard |
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