أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
A writer should have digested the common words/high frequency words first
First please allow me to tell you that you need to remove "must" from the question and change "need" to "needs".
You need to be familiar with the terminology of the field you would like to work on. For example, if you're interested in legal translation, try to find books in legal translation terminology.