| 单词 | concentration |
| 释义 | 🔑 con·cen·tra·tionAW BrE /ˌkɒnsnˈtreɪʃn/ NAmE /ˌkɑːnsnˈtreɪʃn/ noun 🔑 [U ]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。[U ]~ (on sth )the process of people directing effort and attention on a particular thing 关注；重视◆ a need for greater concentration on environmental issues 更加关注环境问题的必要性[C ]~ (of sth )a lot of sth 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[C , U ]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 |
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