alkaline
柯林斯詞典
1. ADJ Something that is alkaline contains an alkali or has a pH value of more than 7. 含堿的; 堿性的
Some soils are actually too alkaline for certain plant life. 有些土壤的堿性，實(shí)際上對(duì)某些植物的生長是過高的。
2. alkalinityN-UNCOUNT
A pH test measures the acidity or alkalinity of a substance. pH測(cè)驗(yàn)檢測(cè)的是物質(zhì)的酸度或堿度。
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