concentration
concentration 英 [ˌkɒnsnˈtreɪʃn] 美 [ˌkɑnsnˈtreɪʃn]
n. 集中；浓缩；专心；
名词复数:concentrations
- If you have great powers of concentration, that means you're able to focus all your attention on the matter at hand. Concentration can also refer to something that's clustered together or to the density or strength of a solution.
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- n. 集中；浓缩；专心；
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1. This book requires a great deal of concentration.
这本书需要全神贯注才能读懂。
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2. Tiredness affects your powers of concentration.
疲劳影响注意力的集中。
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3. a need for greater concentration on environmental issues
更加关注环境问题的必要性
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4. a concentration of industry in the north of the country
该国北部的工业集中地
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5. glucose concentrations in the blood
血液中的葡萄糖含量
- concentration (n.) 1630s, "action of bringing to a center, act of collecting or combining into or about a central point," noun of action from concentrate (v.). Meaning "a mass so collected" is from 1670s; that of "voluntary continuous focusing of mental activity" is from 1825, in phrenology.
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