Fortunately, common sense has it that translation preserves meaning 12 , and, by definition, a multilingual corpus, like the one we use, contains corresponding utterances in different languages.
we shall assume that if two sentences A 1 and A 2 in two different languages are translations of one another (noted A 1 ↔ A 2 ), then, they should be the linguistic realisations of the same meaning, and reciprocally 13 .