แล็ปท็อป, คอมพิวเตอร์, แป้นพิมพ์, สมุดบันทึก, เทคโนโลยี, เครื่อง, ทันสมัย, อุปกรณ์, ปุ่ม, ที่ทำงาน, สำนักงาน
Public Domain
ภาพถ่ายปลอดค่าลิขสิทธิ์ที่เกี่ยวข้อง
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