We need to understand the (sense) and the meaning of the original author as well as the author's purpose, however. Want to give anything to the reader. Intended to convey to the reader that the translation was correct.
Translators must understand (sense), and the meaning of the original author, as well as whether the author intended? Want to give something to the readers so that they can convey their purpose to readers translated correctly.
The translator must be able to understand (sense) and original meaning of the author, as well as how the author is intended to be, what will be broadcast to the reader to the purpose, to read the translation.