أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
Depends on where your're publishing it and their publishing guidelines.
it depends on the writing fields, audience and the object. Sometimes to explain you idea you need more words but sometimes you will need less... the goal here is that your audience understand the idea and you should know how to deal with your audience.