I'm new with blender and I don't know what's happening with my 3d model. This is what it looks like with 3D view
When I tried to render, this is the result that comes up with
I've google some keywords but I still can't really solve my problem. I don't know what's going on with my render, I've tried to close Blender, then restart my computer several times, and even shut it down for a couple of hours but it doesn't help.
I'm totally new with 3D and Blender so I just follow some tutorials I watched in Youtube.