Math number colorful on white background education study mathematics learning teach concept.
ID: 2116299611
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- 大图:5480 × 3837 像素·46.4 cm × 32.49 cm·300dpi·JPG
- 中图:1000 × 700 像素·35.28 cm × 24.69 cm·72dpi·JPG
- 小图:500 × 350 像素·17.64 cm × 12.35 cm·72dpi·JPG