retention
noun /rɪˈtenʃn/
/rɪˈtenʃn/
[uncountable] (formal)- the action of keeping something 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 company needs to improve its training and retention of staff.
- the action of keeping liquid, heat, etc. inside something 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 importance of energy conservation and heat retention
节能和保温的重要性
- Eating too much salt can cause fluid retention.
- 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 - Visual material aids the retention of information.
词源late Middle English (denoting the power to retain something): from Old French, from Latin retentio(n-), from retinere ‘hold back’, from re- ‘back’ + tenere ‘hold’.