concentrate

['kɔnsentreit]

v.专心, 集中, 浓缩
n.浓缩物

vt.

1. 集中; 聚集, 集结[O][(+on/upon)]

We must concentrate our attention on efficiency.

我们必须把注意力集中在效率上。

Our population is concentrated in the big cities.

我国人口集中在大城市里。

2. 浓缩

vi.

1. 集中; 聚集, 集结[Q]

2. 全神贯注; 全力以赴[(+on/upon)]

She couldn't concentrate on a book very long.

她不能长时间专心读一本书。

n.

浓缩物; 浓缩液[C][U]

词形变化

形容词: concentrative | 副词: concentratively | 名词: concentrator | 动词过去式: concentrated | 动词过去分词: concentrated | 动词现在分词: concentrating | 动词第三人称单数: concentrates |

词义辨析

同义:

vi.集中; 全神贯注

focus  think about

vt.浓缩

strengthen  intensify  make stronger  

同义参见:

centre  condense  distill  consolidate  centralize  think  aggrandize  compress  extract  thicken  

反义:

vt.vi.集中; 聚集

distract  

英英释义

名词 concentrate:

the desired mineral that is left after impurities have been removed from mined ore

同义词：dressed ore

a concentrated form of a foodstuff; the bulk is reduced by removing water

a concentrated example

动词 concentrate:

make (the solvent of a solution) dense or denser

direct one's attention on something

同义词：focus, center, centre, pore, rivet

make central

同义词：centralize, centralise

make more concise

同义词：digest, condense

draw together or meet in one common center

compress or concentrate

同义词：condense, contract

be cooked until very little liquid is left

同义词：boil down, reduce, decoct

cook until very little liquid is left

同义词：reduce, boil down

短语词组

concentrate on/upon

1. 全神贯注于

I must concentrate on my work now.

我现在必须集中精力工作。

补充

concentrateconcentrate英:[ˈkɔnsəntreit] 美:[ˈkɑnsənˌtret]vt. & vi.1.专心于; 注意I can't concentrate when I'm hungry.我饿了就无法集中精力。2.集中, 聚集The general decided to concentrate his forces near the capital.这位将军决定把他的部队集中在首都附近。vt.1.浓缩An acid solution is concentrated when it has very much acid in it.当酸性溶液里含有很多酸时, 它就被浓缩了。

例句

1. I'm trying to concentrate.我正努力集中注意力。 2. At work you need to be able to concentrate.工作时要能全神贯注。 3. It was up to him to concentrate on his studies and make something of himself.这要靠他自己专心学习并获得成功。 4. He would then be free to concentrate on developing his business.然后, 他就有时间集中精力拓展他的经营业务。 5. The Irish tended to concentrate in Boston and New York.爱尔兰人往往聚居在波士顿和纽约。 6. pesticides that can concentrate in processed foods可在加工食品中得到浓缩的杀虫剂 7. In the next chapter he concentrates his attention on the question of technology.在下一章, 他把注意力集中在技术问题上。 8. All her efforts were concentrated on reaching the entrance of the mine.她拼尽全力, 一心只想着到达矿井入口。 9. He argued that the mergers would have concentrated economic power too much.他争辩说兼并将使得经济力量过于集中。 10. Modern industry has been concentrated in a few large urban centres.现代工业集中于一些大的城市中心。 11. All the wealth is concentrated in relatively few hands.所有的财富都集中于极少数人之手。 12. A term in prison will concentrate his mind wonderfully.监禁一段时间会使他头脑完全清醒。 13. She opened the refrigerator door and reached for the lemon concentrate.她打开冰箱门, 伸手去拿浓缩柠檬汁。 14. 250 tons of uranium concentrate250吨的精选铀矿石 15. You must concentrate all your energies on the study of English.你必须集中全力学习英语。 16. Industrial development is being concentrated in the west of the country.工业开发正集中于国家的西部进行。 17. The orange juice has been concentrated.橘子汁已经过浓缩。 18. The troops were ordered to concentrate near the railway station.部队接到命令在火车站附近集结。 19. We could not concentrate on the lesson because the room was noisy.屋里太吵，我们无法全神贯注地听课。 20. she couldn't concentrate on the film.她无法全神贯注地看这部电影。 21. [with obj.]a threatened tax rise concentrates the mind wonderfully.要增税的扬言奇迹般地使人们全神贯注起来。 22. Luke wants to concentrate on his film career.卢克想集中精力拓展他的电影生涯。 23. power was concentrated in the hands of the ruling Politburo.权力集中在执政的政治局手里。 24. troops were concentrating at the western front.军队在西线集结。 25. plants and micro-organisms can concentrate metals from the environment.植物和微生物能从外界环境中浓缩金属。 26. apple juice concentrate.浓缩苹果汁。 27. I need to concentrate on passing this exam.我需要集中精力，争取考试及格。 28. I tried to concentrate my thoughts on the problem.我努力让自己的思绪集中在这个问题上。 29. Most factories are concentrated in one small area of the town.大部份工厂集中在镇上的一小片地方。 30. All that noise makes it hard to concentrate.这些噪声让人难以集中注意力。 31. The student has difficulty concentrating.这个学生难以集中注意力。 32. All that noise makes it hard to concentrate on the book I'm trying to read.这些噪声让我难以聚精会神地读这本书。 33. We need to concentrate [=focus] on this problem.我们需要关注这个问题。 34. We need to concentrate on finding ways to work more efficiently.我们需要集中精力，找到更高效的工作方法。 35. "He thought about becoming a lawyer, but he has decided to concentrate on a medical career instead. [=he has decided to direct his efforts toward a medical career instead]"他曾想过当律师，但现已决定专心从医。 36. She is concentrating her attention on her studies. [=she is giving her attention to her studies]她把精力都放在了学习上。 37. We need to concentrate our efforts on finding ways to work more efficiently.我们需要集中力量找到更高效的工作方法。 38. concentrate syrup将糖浆浓缩 39. The sauce should be simmered for a few minutes to concentrate its flavors.酱汁应炖上几分钟，味道更浓。 40. Working under a tight deadline can concentrate the mind wonderfully.在紧迫的工期下工作，能很好地集中精力。 41. a frozen orange juice concentrate冷冻浓缩橙汁 42. Is this orange juice fresh or is it made from concentrate?这橙汁是鲜榨的还是用浓缩汁稀释的？