فيديو ، مؤتمر ، الدعم ، مكتب المساعدة ، مساعدة ، نقاش عبر الويب ، حاسوب محمول ، الحاسوب ، سكايب ، تعليم ، تعلم
Public Domain
علامات الصورة:
الصور ذات الصلة الخالية من حقوق الملكية
- Public Domain
- Public Domain
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