hoar-frost

n [U] white frost; frozen dew on grass, leaves, roofs, etc 白霜; 草、 叶子、 房顶等上面的霜.

hit-or-miss (also hit-and-miss), hitch, hitch-hike, hitch-hiker, hitchhike, hither, hitherto, HIV, hive, hives, hiya, HM, HMG, HMI, HMS, HMSO, HNC, HND, ho, hoar, hoard, hoarder, hoarding, hoariness, hoarse, hoarsely, hoarseness, hoary, hoax, hoaxer, hob, hob-nob, hobble, hobby, hobby-horse, hobbyist, hobgoblin, hobnail, hobnailed, hobo,