Man giving presentation in lecture hall. Male speeker having talk at public event. Participants listening to lecture. Rear view focus on people in audience.
ID: 403883857
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- 大图:2758 × 2000 像素·23.35 cm × 16.93 cm·300dpi·JPG
- 中图:1000 × 725 像素·35.28 cm × 25.58 cm·72dpi·JPG
- 小图:500 × 363 像素·17.64 cm × 12.81 cm·72dpi·JPG