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TOEFL BNC: 13261 COCA: 28494
alkalinoun [ C or U ]uk/ˈæl.kəl.aɪ/ us/ˈæl.kəl.aɪ/ plural alkalis specialized

a substance that has the opposite effect or chemical behaviour to an acid碱;强碱

TOEFL BNC: 13261 COCA: 28494
TOEFL BNC: 13261 COCA: 28494
TOEFL BNC: 13261 COCA: 28494
alkali
Types of chemical substance: acid, alkali, base...

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