形容词
中文翻译：碱性的
同义词：
['alkaline', 'alkaline-earth', 'basic', 'basic-salt']
例句：
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1. Thesoil is very alkaline, which makes it difficult for plants to grow.
土壤非常碱性，这使得植物难以生长。
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2.The pH level of the solution is 8.3, indicating an alkaline environment.
溶液的pH值为8.3，表明环境呈碱性。
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3. The chemical reaction between sodium and water produces an alkaline substance.
钠和水之间的化学反应产生一种碱性物质。