There was a thread here:
but it tends to scroll off — if you’d like, we can move your post to it (which will bump it).
For terminology, most things should be explained in the various assembly instructions:
https://docs.carbide3d.com/assembly/
and the community maintains a glossary which you may find of interest:
https://wiki.shapeoko.com/index.php/Glossary
Best place to start is w/ an end-to-end tutorial:
https://docs.carbide3d.com/tutorials/#shapeoko-tutorials
and note that we have a standing offer — if you get stuck on a file or project, send it in to support@carbide3d.com and we will either find a suitable one which matches, or do a custom tutorial.