词汇	硝石钾硝
释义	硝石钾硝 ripio
随便看	rule of thumb data rule of thumb formula rule of thumb method rule-of-thumb method rule of thumb pricing rule-of-thumb pricing rule of thumb test rule of total probability rule of traditional Rule of traffic rule of transferring rule of treatment rule of treat-ment rule of trilogy structure rule of trusler and mustard rule of two rule of universal generalization rule of universal specification rule of updating pheromones rule of usufruct rule of valence rule of valence summation rule of valuable ore rule of variation rule of vienna