Meaning of rough draft in English:
rough draft
(also rough draught)
Pronunciation /rʌf ˈdrɑːft/ /rʌf ˈdraft/
noun
A first, preliminary, or original draft (of a document, story, etc.).
Origin
Late 16th century; earliest use found in Humphrey Gilbert (1537–1583), explorer and soldier. From rough + draft.