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

• 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。
• Both nitrogen and sulphur emissions are major contributors to soil acidity and environmental pollution.
  氮和硫的排放物是造成土壤酸度和环境污染的两大主要来源。
• The higher the acidity of solvent, the higher the solubility of As and Se in it.
  溶提剂酸度愈高，对飞灰中砷、硒的溶解率也愈高。
• 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
• Grown in volcanic soil, this fair trade coffee is full-bodied with a light acidity and hints of cocoa.
  生长在火山岩土壤里，是公平贸易咖啡，优异的醇度，明亮的酸度和暗暗的可可味。
• This is the fresh, zippy, invigorating smell of lemon zest usually associated with the fruit's acidity.
  这是一种柠檬风味的新鲜、活泼、爽快的味道，通常和水果的酸味相关联。
• 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。
• 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 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。
• 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。