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TOEFL BNC: 13261 COCA: 28494
alkali
noun [C/U] chemistry /ˈælkəˌlaɪ/
singularalkali
pluralalkalis
Related words
  1. a chemical substance with a pH value (=a measure used in chemistry) of more than 7 碱(pH值大于7);强碱
     Synonyms and related words
    Types of chemical substance: acid, alkali, base...
    See also acid
TOEFL BNC: 13261 COCA: 28494
TOEFL BNC: 13261 COCA: 28494

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