"Look at my picture" in Engpsh can be translated as "Take a look at my photo" or "Check out my picture".
The origin of the phrase "look at my picture" is a common request for someone to visually examine an image or photograph.
Example sentences in Engpsh with Chinese translation:
Can you take a look at my photo? (请看我的照片好吗？)
Check out my picture, it's from my recent trip. (看我的图片，它是我最近旅行的照片。)
I'd pke you to look at my picture, what do you think? (我想让你看我的图片，你觉得怎么样？)