accumulation

英 [əˌkjuːmjəˈleɪʃn]

美 [əˌkjuːmjəˈleɪʃn]

n.  堆积物; 聚积物; 堆积;积累;积聚

复数：accumulations　

TOEFL医学

Collins.1 / BNC.5822 / COCA.8460

柯林斯词典

• N-COUNT 堆积物；聚积物
  Anaccumulation ofsomething is a large number of things which have been collected together or acquired over a period of time.
  1. ...an accumulation of experience and knowledge.
     经验和知识的积累
  2. ...accumulations of dirt.
     积尘
• N-UNCOUNT 堆积;积累;积聚
  Accumulationis the collecting together of things over a period of time.
  1. ...the accumulation of capital and the distribution of income...
     资本的积累和收入的分配
  2. The rate of accumulation decreases with time.
     积累的速度随着时间变慢。

英英释义

noun

• the act of accumulating
  Synonym:accrualaccruement
• several things grouped together or considered as a whole
  Synonym:collectionaggregationassemblage
• (finance) profits that are not paid out as dividends but are added to the capital base of the corporation
• an increase by natural growth or addition
  Synonym:accretion

双语例句

• The rate of accumulation decreases with time.
  积累的速度随着时间变慢。
• Cancers arise through the accumulation of genetic mutations and epigenetic modifications.
  癌症是通过基因突变和后生修改的积累产生的。
• The generation, migration and accumulation of hydrocarbon are importantly controlled by the formation and evolution process of fracture.
  断裂的形成及演化对油气的生成、运移和聚集具有重要的控制作用。
• It helped the development of vernacular languages, and helped the spread and accumulation of knowledge.
  它不仅促进了本国语言的发展，也帮助了知识的传播和积累。
• The accumulation and excess of this protein in the brain is one of the hallmarks of Alzheimer's disease.
  而这种蛋白在脑内的积聚和过剩是阿兹海默症的显著特征。
• At the same time, I would in normal life in the accumulation of relevant knowledge.
  同时，我也会在平时的生活中积累相关的知识。
• The distribution, formation and evolution of paleohighs play a decisive role for hydrocarbon accumulation.
  古隆起的分布及其形成演化对油气的聚集具有决定作用。
• The results of accumulation indicated that copper, zinc mainly accumulated in gill, liver and kidney.
  积累实验结果表明：铜、锌主要积累于鳃，肝脏和肾脏中，在肌肉和骨骼中有少量积累。
• Friendship is a kind of treasure demanding careful accumulation and preservation.
  友情是一种最需要小心积蓄和保存的财富。
• They have a yellowish color owing to the accumulation of elastin in the media.
  因中膜中含有很多弹性纤维所以呈黄色。