So as the fog-bank flowed onward we fell back before it until we were half a mile from the house, and still that dense white sea, with the moon silvering its upper edge, swept slowly and inexorably on.
Nous nous postâmes à sept ou huit cents mètres de la maison ; mais cette mer blanche, épaisse, aux rebords argentés par la lune, continuait à avancer inexorablement.