Translation of engranaje

I will usually use the most usual sense of the term, and not the more sophisticated ones and I think you will understand what I wanted to say. In any case we should review all words every two days or so.
If you go to the shopping mall to buy shoes, it takes an hour and two stores until you find the right pair of shoes. But if you go shopping 'stuff' generally, it might take you an entire day to finish.
Every day I watch TV about the sports news while I am cooking. In the news, there is always something sports. I love not only watching but also playing myself. We have a team of ten people.