concentration 词态变化
复数: concentrations;
concentration 英文词源
- concentration (n.)
- 1630s, "action of bringing to a center," noun of action from verb concentrate (v.). Meaning "a mass so collected" is from 1670s; "continuous focus of mental activity" is from 1846.
concentration 英文释义
- 1. the strength of a solution; number of molecules of a substance in a given volume (expressed as moles/cubic meter)
- 2. the spatial property of being crowded together
- 3. strengthening the concentration (as of a solute in a mixture) by removing extraneous material
- 4. increase in density
- 5. complete attention; intense mental effort
- 6. bringing together military forces
- 7. great and constant diligence and attention
concentration 双语例句
- 1. We lacked concentration and it cost us the goal and the game.
- 我们注意力不够集中，结果丢了球，输了比赛。
来自柯林斯例句
- 2. I knew that concentration was the first requirement for learning.
- 我知道专心致志是学习的首要条件。
来自柯林斯例句
- 3. He plays the character with tremendous concentration combined with a pleasing modesty.
- 他表演这个角色时倾注了巨大的心血，而且非常谦虚和善。
来自柯林斯例句
- 4. Total concentration is required with no distractions.
- 要全神贯注，不能有丝毫分神。
来自柯林斯例句
- 5. Neal kept interrupting, breaking my concentration.
- 尼尔不停地打断我，使得我无法集中注意力。
来自柯林斯例句
concentration 实用场景例句
- This book requires a great deal of concentration.
- 这本书需要全神贯注才能读懂。
牛津词典
- Tiredness affects your powers of concentration.
- 疲劳影响注意力的集中。
牛津词典
- a need for greater concentration on environmental issues
- 更加关注环境问题的必要性
牛津词典
- a concentration of industry in the north of the country
- 这个国家的工业在北部的集中
牛津词典
- glucose concentrations in the blood
- 血液中的葡萄糖含量
牛津词典
- Neal kept interrupting, breaking my concentration...
- 尼尔不停地打断我，使得我无法集中注意力。
柯林斯高阶英语词典
- We lacked concentration and it cost us the goal and the game.
- 我们注意力不够集中，结果丢了球，输了比赛。
柯林斯高阶英语词典
- The area has one of the world's greatest concentrations of wildlife...
- 这个地区是世界上野生动物最为密集的区域之一。
柯林斯高阶英语词典
- There's been too much concentration of power in the hands of central authorities.
- 权力一直过多地集中在中央机构手中。
柯林斯高阶英语词典
- pH is a measure of the concentration of free hydrogen atoms in a solution...
- pH值是测试溶液中自由氢原子浓度的单位。
柯林斯高阶英语词典
- The latest data showed that global ozone concentrations had dropped several per cent over the last decade.
- 最新数据显示，过去10年来全球臭氧的浓度降低了几个百分点。
柯林斯高阶英语词典
- The computing methods of rainfall input and runoff flow concentration in grid elements are discussed deeply.
- 深入探讨了单元网格的降雨输入和产汇流计算方法.
期刊摘选
- Distillery wastewater was typical organic wastewater with high ammonia concentration.
- 酿酒废水是一种典型的高氨氮浓度的有机废水.
期刊摘选
- He has great powers of concentration.
- 他注意力很集中.
辞典例句
- Chinas travel service industry has seen a great transition of its concentration degree during its development.
- 中国旅行社业发展的不同历史时期,集中度经历了不小的变迁.
期刊摘选
- It advances output and concentration of brine and acquires the economic effect.
- 经过两年的生产实践,提高了卤水的产量和卤水浓度,取得了较大的经济效益.
期刊摘选
- If you skip breakfast blood sugar levels drop, fatigue, poor concentration, irritability and lethargy results.
- 如果你忽视早餐,则会出现低血糖 、 疲劳 、 精力不集中, 易怒和昏睡后果.
期刊摘选
- Education and work can be restructured to teach and propagate the skills of concentration and focus.
- 教育和工作模式可以重塑,以此教授和传播精神集中和专注的能力.
期刊摘选
- From solvent concentration point of view, gravure micyoco pissed management is necessary.
- 从溶剂浓度的角度来看, 凹印的室内换气管理是必须的.
期刊摘选
- A gas in solution diffuses from region of greater to one of less concentration.
- 溶液中的气体由浓度较高的区域向浓度较低的区域扩散.
《简明英汉词典》
- This concentration of airborne firepower wrought havoc with the enemy forces.
- 这次机载火力的集中攻击给敌军造成很大破坏.
《简明英汉词典》
- This is a novel depicting the bitter sufferings of the inmates in a Nazi concentration camp.
- 这是一本描写关押在纳粹集中营的人受苦受难的小说.
《简明英汉词典》
- She wrinkled her brows in concentration.
- 她蹙额皱眉,陷入沉思.
《现代汉英综合大词典》
- The Auschwitz concentration camp always remind the world of the holocaust.
- 奥辛威茨集中营总是让世人想起大屠杀.
《简明英汉词典》
- With great concentration she went through the movements.
- 她聚精会神地做完这些动作.
《简明英汉词典》
- This book requires a great deal of concentration.
- 这本书需要全神贯注才能读懂。
《牛津高阶英汉双解词典》
- a Nazi concentration camp
- 纳粹集中营
《牛津高阶英汉双解词典》
- a momentary lapse of concentration
- 走神儿
《牛津高阶英汉双解词典》
- His ability to absorb information was astonishing, but his concentration span was short.
- 他吸收信息的能力令人吃惊，但是他的注意力持续时间很短。
柯林斯例句
