norm

n.标准，典型；工作量

nonsense, nonsensical, nonsensically, nonsuch, nonthreatening, nontraditional, nonverbal, nonviable, nonviolent, nonviscous, noodle, nook, noon, noonday, noose, nope, nor, nor-, Nordic, Norfolk Broads, normal, normality, normalization, normalization, normalisation, normalize, normalize, normalise, normally, Norman, normative, Norse, north, North Dakota, north easter, north wester, North-countryman, north-easterly, north-eastern, north-eastwards, north-westerly, north-western,