جهاز ، شاشة ، الاتصالات ، إنتينت ، اجتماع عبر الإنترنت ، مؤتمر عبر الفيديو ، التعليم المنزلي ، نقاش عبر الويب ، مكالمة فيديو ، تكبير ، محادثة فيديو
الصور ذات الصلة الخالية من حقوق الملكية
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