To "send a photo" in Engpsh, you would use the phrase "send a photo" or "send a picture." This phrase comes from the Engpsh language, and is commonly used when someone wants to share an image with someone else through email, text message, or other means of communication.
Here are a few examples of this phrase in use, with their Chinese translations:
Can you send me a photo of the cake you baked? (你能给我发张你烤的蛋糕的照片吗？)
I just took a really nice photo at the beach. Do you want me to send it to you? (我刚在海滩拍了一张很漂亮的照片。你想要我发给你吗？)
I sent you a photo of the new puppy we got. Did you receive it? (我给你发了一张新宠物的照片。你收到了吗？)