adj.碱性的，含碱的

The solution is alkaline because it has a pH greater than 7.
这个溶液是碱性的，因为它的pH值大于7。
Alkaline batteries have a longer shelf life than acid batteries.
碱性电池比酸性电池有更长的保质期。
The soil in this area is highly alkaline, which affects the types of crops that can be grown.
这个地区的土壤高度碱性，这影响了可以种植的作物类型。
Sodium hydroxide is a strong alkaline substance that can cause burns if it comes into contact with skin.
氢氧化钠是一种强碱性物质，如果与皮肤接触可能会造成灼伤。
The doctor recommended drinking alkaline water to balance the body's pH levels.
医生建议饮用碱性水以平衡身体的pH值。
The use of alkaline detergents is recommended for cleaning greasy surfaces.
推荐使用碱性清洁剂来清洗油腻的表面。
The alkaline earth metals are found in group 2 of the periodic table.
碱土金属位于元素周期表的第2组。
Some plants thrive in alkaline conditions, while others prefer acidic soil.
有些植物在碱性条件下生长良好，而其他植物则偏爱酸性土壤。
The addition of lime makes the soil more alkaline, which can help neutralize acidity.
添加石灰使土壤变得更碱性，这有助于中和酸性。
Alkaline cleaners are effective at removing tough stains like grease and oil.
碱性清洁剂能有效去除像油脂这类顽固污渍。