Science and education - Open book on a stack of books and wooden background. With reflection
ID: 2017448555
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以图搜图
- 大图:5190 × 3463 像素·43.94 cm × 29.32 cm·300dpi·JPG
- 中图:1000 × 667 像素·35.28 cm × 23.53 cm·72dpi·JPG
- 小图:500 × 334 像素·17.64 cm × 11.78 cm·72dpi·JPG