Word · Frequency #13106
acidity
酸性；酸度
acidity
- 1.
The quality or state of being acid.
酸的性质或状态。
- 2.
the property of being acidic
酸性
- 3.
Sourness; tartness; sharpness to the taste.
酸味；酸涩；味道的尖锐。
- 4.
the taste experience when something acidic is taken into the mouth
酸味
- 5.
Excessive acid quality, as in gastric secretions.
过多的酸性,如胃液分泌中的酸性。
- 6.
pH values below 7
pH值低于7
- 7.
A caustic, sour, biting, or bitter quality.
腐蚀性、酸性、辛辣或苦涩的特质。
酸的性质或状态。；酸性；酸味；酸涩；味道的尖锐。；酸味；过多的酸性,如胃液分泌中的酸性。
In use
The acidity of lemon juice makes it useful for cleaning.
Too much acidity in the soil can harm young plants.
The wine's acidity balances the sweetness of the fruit.
the acidity of [sth]
表示某物的酸性，后接名词。
The acidity of the wine is high.
这款葡萄酒的酸度很高。
[adjective] acidity
形容词修饰acidity，描述酸度高低。
This soil has low acidity.
这种土壤酸度低。
acidity in [sth]
表示某物内部的酸性。
Acidity in the solution was measured.
测量了溶液中的酸度。
Connections
Collocations
- soil acidity
- 土壤酸性
- The soil acidity increased after the rain.雨后土壤酸性增强了。
- gastric acidity
- 胃酸过多
- Gastric acidity can cause heartburn.胃酸过多会引起胃灼热。
- acidity level
- 酸度水平
- We measured the acidity level of the wine.我们测量了葡萄酒的酸度水平。
- high acidity
- 高酸性
- High acidity in coffee can make it taste sharp.咖啡中的高酸性会使其口感尖锐。
- low acidity
- 低酸性
- This orange juice has low acidity.这种橙汁酸性低。
- neutralize acidity
- 中和酸性
Learner notes
Memory Tip
联想：acid（酸）加上名词后缀 -ity，就表示“酸性/酸度”。
Context & Register
语域：mixed 常见场景：chemistry lab、wine/food tasting、medical report acidity 比较常见于化学、食品/葡萄酒品鉴和医学等偏技术或正式的场合；日常交流中表示“酸味”时，口语里更常说 sourness。具体用词要看语境和语体。
Pronunciation & Spelling
以下 -idity 词与 acidity 押韵：重读元音均为 /ɪ/，后接 /dəti/。注意形近词 acid /ˈæsɪd/ 和 acidic /əˈsɪdɪk/ 拼写相近但读音不同，不押韵。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.