| 单词 | phs |
| 释义 | Phs nnoun.groupan agency that serves as the office of Surgeon General; includes agencies whose mission is to improve the public health Synset:PHS United States Public Health Service Part Holonyms:Department of Health and Human Services HHS Health and Human Services Hypernyms:agency authority bureau federal agency government agency office Inherited Hypernyms:united states public health serviceagencyadministrative unitunitorganizationsocial groupgroupabstractionentity nnoun.attribute(from potential of Hydrogen) the logarithm of the reciprocal of hydrogen-ion concentration in gram atoms per liter; provides a measure on a scale from 0 to 14 of the acidity or alkalinity of a solution (where 7 is neutral and greater than 7 is more basic and less than 7 is more acidic) Topic:chemical sciencechemistry Synset:pH pH scale Hypernyms:hydrogen ion concentration Inherited Hypernyms:phhydrogen ion concentrationconcentrationpropertyattributeabstractionentity Direct Hyponyms:acidityalkalinityneutrality Full Hyponyms: acidityalkalinityhyperacidityneutrality |
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