- [uncountable]
the ability to direct all your effort and attention on one thing, without thinking of other things 专心;专注 This book requires a great deal of concentration. 这本书需要全神贯注才能读懂。 Tiredness affects your powers of concentration. 疲劳影响注意力的集中。 One momentary lapse in concentration could prove fatal. 瞬间的注意力不集中都可能是致命的。 He has a poor concentration span (= cannot concentrate for long) 他注意力不集中
Extra ExamplesDon's voice from outside broke my concentration. 外面传来唐的声音,打断了我的思路。 She has great powers of concentration for a child her age. 就她这个年龄的孩子而言,她的专注力极强。 The game requires great concentration. 这个游戏要求注意力高度集中。 a look of total concentration on her face 她聚精会神的样子 The noise had disturbed his concentration. 噪音使他不能集中注意力。 The manager criticized the players for showing a lack of concentration. 经理批评运动员注意力不集中。
Oxford Collocations Dictionaryadjective- deep
- great
- intense
- …
- demand
- need
- require
- …
- lapse
- concentration on
- a lack of concentration
- a lapse in concentration
- a lapse of concentration
- …
- [uncountable] concentration (on something)
the process of people directing effort and attention on a particular thing 关注;重视 He stressed the need for greater concentration on environmental issues. 他强调需要更加关注环境问题。 In his concentration on the job in hand, John allowed his normal vigilance to slip. 由于全神贯注于手头的工作,约翰放松了正常的警惕。
- [countable] concentration (of something)
a lot of something in one place 集中;聚集 a concentration of industry in the north of the country 该国北部的工业集中地
Extra ExamplesThe greatest concentration of traffic is in the city centre. 交通最密集的地方是市中心。 The greatest concentration of traffic is downtown. 交通最密集的地方是商业中心区。
Oxford Collocations Dictionaryadjective- elevated
- great
- heavy
- …
- increase
- decrease
- reduce
- …
- increase
- rise
- decrease
- …
- [countable, uncountable]
the amount of a substance in a liquid or in another substance 浓度;含量 glucose concentrations in the blood 血液中的葡萄糖含量
Extra ExamplesEvaporation gradually increases the salt concentration of the water. 蒸发作用使水中盐的浓度逐渐升高。 The concentration of nitrates in the drinking water has risen in recent years. 近年来饮用水中硝酸盐的浓度升高了。