'Oh no, Masha, Mr. Levin only says he can't believe...' said Kitty, blushing for Levin, and Levin understanding this became still more irritated and wished to answer, but Vronsky, with his bright and frank smile, came at once to the rescue of the conversation, which was threatening to become unpleasant.
Lo que dice Levin es que él no puede creer. Levin, más irritado aún, quiso replicar, pero Vronsky, con su jovial y franca sonrisa, acudió para desviar la conversación, que amenazaba con tomar un cariz desagradable.