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Workplace character operating computer cartoon main picture cover simple atmosphere coffee business ppt template
The dark blue night sky, dotted with stars, dotted lines c...
Quiet nights, dotted with stars, the starry sky seems to b...
On the simple white, irregular rectangles are suspended, with a sl...
This background picture is suitable for manufacturing slid...
The background picture content of PowerPoint is a purple atmospher...
PPT background picture, the sun is wearing a hat smiling at the ma...