Serious or thoughtful teacher with papers leaning over his workplace in front of audience
ID: 1227003460![复制](//static.hellorf.com/hellorf/_next/images/copy.svg)
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- 大图:3840 × 5760 像素·32.51 cm × 48.77 cm·300dpi·JPG
- 中图:667 × 1000 像素·23.53 cm × 35.28 cm·72dpi·JPG
- 小图:334 × 500 像素·11.78 cm × 17.64 cm·72dpi·JPG