Translation studies is the academic related to the study of the theory an phenomena of translation. By its nature it is multilingual and also interdisciplinary, encompassing any language combinations, various branches of linguistics, comparative literature, communication studies, philosophy and a range of types of cultural studies including postcolonialism and postmodernism as well as sociology and historiography.
In fact, from the late eighteenth century to the 1960’s language learning in secondary school in many countries had come to be dominated by what was known as the grammar-translation.
From the above theory, the writer can conclusion that to translate a Source Text into Target Text, we must understand about grammatical rules and structure of the foreign language.
Source book from : Introducing Translation Studies by Jeremy Munday.