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 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。
• 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。
• Harm and controlling of acidity and ash content in liquid sulfur
  液体硫磺中酸度和灰分的危害及控制
• Like volatile acidity in wine, it is an intrinsic quality which may become unpleasant if found in excess.
  就如葡萄酒中的挥发性的酸一样，这种香气是一种内在的品质，如果过多的话会变得令人不快。
• 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。
• Carbon dioxide in solution contributes to acidity, but this is supplemented with additional acid in most carbonated drinks.
  酸溶解的二氧化碳会产生酸度，但在大多数碳酸饮料中还要使用其它的酸来补充酸度。
• The effect of acid treatment on the structure and acidity of β zeolite was investigated.
  考察了酸处理对β沸石的结构和酸性的影响；
• Adsorption, acidity and physico-chemical properties of heteropoly acid catalysts
  杂多酸催化剂的吸附、酸性和物化性质
• Ion-exchange chromatography A type of CHROMATOGRAPHY in which the compounds are separated according to their acidity.
  离子交换色谱法：是一种根据混合物酸度将其分离的色谱技术。
• Dry, full, properly balanced and extremely enticing with lingering acidity and flavors of cherry and spice.
  口味干、饱满，均衡极佳，非常诱人，萦绕着酸味和樱桃以及香料的味道。