alkali
US /ˈæl.kəl.aɪ/
UK /ˈæl.kəl.aɪ/
1.
碱, 碱性物质
a chemical compound that neutralizes acids, typically having a pH of more than 7, and is often soluble in water. Alkalis include hydroxides of alkali metals and alkaline earth metals.
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Sodium hydroxide is a strong alkali.
氢氧化钠是一种强碱。
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Many cleaning products contain alkalis.
许多清洁产品含有碱。