Translation of a Theory

If we can aspire to a sort of a logis abau de welt at all, it must be to one in which the texts lated for translation into observational and logico mathematical terms are mostly broad theories taken as wholes. So any sentence translations will be correct as long as the overall empirical implications of the theory sa whole are preserved in translation. And that way, there can really be no ground for saying which of two glaringly unlike translations of individual sentences is right. Which?