| 单词 | retention |
| 释义 | re·ten·tionAW BrE /rɪˈtenʃn/ NAmE /rɪˈtenʃn/ noun [U ] (formal ) the action of keeping sth rather than losing it or stopping it 保持；维持；保留◆ The company needs to improve its training and retention of staff . 公司需要改进对员工的培训和留用工作。the action of keeping liquid , heat , etc . inside sth rather than letting it escape （液体、热量等的）保持，阻滞◆ Eating too much salt can cause fluid retention . 摄盐过多会导致体液潴留。the ability to remember things 记忆力；记性◆ Visual material aids the retention of information . 直观材料有助于加强记忆。 ➡ see also retain |
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