| 单词 | pr |
| 释义 | Pr nnoun.substancea soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process Synset:Pr atomic number 59 praseodymium Substance Holonyms:bastnaesite bastnasite monazite Hypernyms:metal metallic element Inherited Hypernyms:praseodymiummetallic elementchemical elementsubstancematterphysical entityentity Inherited Hypernyms:praseodymiummetallic elementchemical elementsubstancepartrelationabstractionentity nnoun.locationa self-governing commonwealth associated with the United States occupying the island of Puerto Rico Synset:Commonwealth of Puerto Rico PR Porto Rico Puerto Rico Part Holonyms:Caribbean Greater Antilles Instance Hypernyms:commonwealth Inherited Hypernyms:puerto ricocommonwealthstateadministrative districtdistrictregionlocationobjectphysical entityentity Part Meronyms:Culebra Porto Rico Puerto Rico San Juan Vieques nnoun.communicationa promotion intended to create goodwill for a person or institution Synset:PR public relations Hypernyms:packaging promo promotion promotional material publicity Inherited Hypernyms:public relationspromotionmessagecommunicationabstractionentity |
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