acidity

英 [əˈsɪdəti]

美 [əˈsɪdəti]

n.  酸味; 酸性

复数：acidities　

TOEFL化学

BNC.13106 / COCA.17453

牛津词典

noun

• 酸味；酸性
  the state of having a sour taste or of containing acid

柯林斯词典

• N-MASS 酸
  Anacidis a chemical substance, usually a liquid, which contains hydrogen and can react with other substances to form salts. Some acids burn or dissolve other substances that they come into contact with.
  1. ...citric acid...
     柠檬酸
  2. Acids in the stomach destroy the virus.
     胃酸能杀死病毒。
• ADJ-GRADED （物质）含酸的，酸性的
  Anacidsubstance contains acid.
  1. These shrubs must have an acid, lime-free soil.
     这些灌木必须生长在不含石灰的酸性土壤环境。
• ADJ-GRADED （水果或饮料）酸味的，酸的
  Anacidfruit or drink has a sour or sharp taste.
  1. These wines may taste rather hard and somewhat acid.
     这些酒可能喝着比较冲并且有股酸味。
• ADJ-GRADED 尖刻的；刻薄的
  Anacidremark, oracidhumour, is very unkind or critical.
  1. This comedy of contemporary manners is told with compassion and acid humour.
     这部当代风尚喜剧杂糅了悲悯的情怀和尖酸的幽默。
• 麦角酰二乙胺
  The drugLSDis sometimes referred to asacid.
• See also:amino acidhydrochloric acidnitric acidnucleic acidsulphuric acid

英英释义

noun

• the property of being acidic
  Synonym:sournesssour
• pH values below 7
• the taste experience when something acidic is taken into the mouth
  Synonym:acidulousness

双语例句

• The technique of microcalorimetric adsorption and its application for measurements of surface acidity and basicity have been reviewed.
  本论文主要介绍了微量吸附量热技术及其在研究几种固体酸碱材料表面性质上的应用。
• The major characteristics of soils are texture, acidity, nutrient content, gaseous content, and moisture content.
  土壤的主要特性有质地、酸度、养分含量、气体含量和含水量。
• Acidity can affect your daily activity and you face difficulty in swallowing foods.
  酸度可能会影响您的日常活动和您所面临的困难，吞咽食物。
• Research also suggests that the high acidity of energy and sports drinks can erode enamel.
  研究还表明，酸度高的能量和运动饮料可以侵蚀牙釉质。
• Kenya AA coffee, good coffee, a rare, with its rich aroma and acidity balanced and famous.
  肯尼亚AA咖啡罕见的好咖啡，以其浓郁的芳香和酸度均衡而闻名。
• The magnitude of the thermal process is a function of product pH or acidity.
  产品的pH值或酸度是热处理强度的函数。
• Chemical reagent& General method for the determination of acidity and alkalinity
  GB/T9736-1988化学试剂酸度和碱度测定通用方法
• The effect of acidity on the synthesis of phenylbiguanide from the additive reaction of aniline with dicyandiamide was studied.
  研究了酸度对苯胺与双氰胺加成反应生成苯基双胍的影响。
• High acidity coefficient, good chemical stability and fiber durability.
  酸度系数高，具有良好的化学稳定性及纤维耐久性。
• Hard: Firm, resulting from high acidity or tannins.
  涩口：由于酸度和丹宁含量高而引起的麻辣的感觉。