السبورة ، مجلس ، بلاك بورد ، فارغ ، فارغة ، خلفية ، الإطار ، الحدود ، الفضاء ، جريد ، قاعة الدراسة
Public Domain
علامات الصورة:
الصور ذات الصلة الخالية من حقوق الملكية
- Public Domain
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