| 释义 |
concentration/kɒns(ə)nˈtreiʃ(ə)n/n. 1 the act or power of focusing one's attention or mental ability 专心，专注；注意力 needs to develop concentration 需要培养专心致志的能力; broke my concentration 打断了我的注意力 2 the act of gathering or bringing together 集中，聚集 3 something so gathered 集中物，聚集物 a concentration of resources 集中资源 4 Chem. 【化】a the act of strengthening a solution by the removal of solvent 浓缩 b the strength of a solution, esp. the amount of solute per unit volume of solution 浓度 |