| 释义 |
sodium fluoride in American English a colorless, toxic, crystalline powder, NaF, with many uses, esp. as an insecticide, in making glass, and, in minute quantities, in toothpaste and to fluoridate public water supplies sodium fluoride in American Englishnouna colorless, crystalline, water-soluble, poisonous solid, NaF, used chiefly in the fluoridation of water, as an insecticide, and as a rodenticide Word origin [1900–05 ]This word is first recorded in the period 1900–05. Other words that entered Englishat around the same time include: decompression, desensitize, hookup, hydroplane, internshipExamples of 'sodium fluoride' in a sentencesodium fluoride |