As you can see, there are lots of Red icons everywhere. These are the Translation Status icons. There are three statuses, as follows:-
You change the Translation Status by clicking on one of the set of three status icons as is being demonstrated above on the right.
There are a lot of tabs but the main one is the "Help Text" tab. It is very similar to the "Help Text" tab you see when creating your Base Language Project. If has "Contents" and "Popups" tabs at the bottom and the editing area on the right. Further to the right you will also see the edge of the "Original View". This is merely there for the convenience of the Translator so that they can compare the original and the translation side by side.
Now let us translate the Help Text.