单词	cation-exchange resin
释义	cation-exchange resin noun : an ion-exchange resin that contains acidic groups for exchange cations compare anion-exchange resin Word History First Known Use circa 1948, in the meaning defined above
随便看	steery stees steeve steeved steever steeves steeving steevings Stefan's law Stefan-Boltzmann law Stefansson Steffen process Steffen's waste Steffens steg steganogram steganograms steganographers steganographic steganographs steganography steganopi steganopod steganopodan Steganopodes

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