Back rear of student audience listening to professional speaker seminar class hotel meeting room university conference hall LED projector presentation screen on stage Business and education concept
ID: 1228698004![复制](//static.hellorf.com/hellorf/_next/images/copy.svg)
![预览](https://hellorfimg.zcool.cn/large/1228698004.jpg)
编辑图片
以图搜图
- 大图:5440 × 3627 像素·46.06 cm × 30.71 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