fog

n.雾气，雾 v.以雾笼罩，被雾笼罩

flysheet, flyweight, flywheel, FM, FO, foal, foam, foamy, fob, focal, focal length (also focal distance), focal point, focsle, focus, focus on, focus...on, fodder, foe, foetal (US fetal), foetus (US fetus), fog-bank, fog-bound, fog-horn, fog-lamp, foggy, fogy (also fogey), foible, foil, foist, fold, foldaway, folder, folding, foliage, folio, folk, folk-dance, folk-music (also folk), folk-song, folk-tale, folklore,