名词
中文翻译：碱
同义词：
['alkaline', 'alkali例句：1. The soil 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。）2. The chemical reaction between acids and bases produces an alkaline solution.（酸和碱之间的化学反应产生碱性溶液。）']
例句：
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1. The soil 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 chemical reaction between acids and bases produces an alkaline solution.
酸和碱之间的化学反应产生碱性溶液。
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3.The alkaline earth metals are important components of many compounds.
碱土金属是许多化合物的重要成分。