retention是什么意思
- 英式英标[rɪ\'tɛnʃən]
- 美式音标[rɪ\'tenʃ(ə)n]
中文词源
retention 保持，保留，记忆力
来自 retain,保持，-ion,名词后缀。引申词义记忆力。
英文词源
- retention (n.)
- late 14c., from Latin retentionem (nominative retentio) "a retaining, a holding back," noun of action from past participle stem of retinere (see retain). Originally medical; mental sense is from late 15c.
中文解释
1. re- "back" + tent- + -ion.2. => hold back, keep back.3. => continue keeping, keep possession of, keep in the mind.实用例句
- 1. He argues strongly for retention of NATO as a guarantee of peace.
- 他强烈要求保留北大西洋公约组织以维护和平。来自柯林斯例句
- 2. They supported the retention of a strong central government.
- 他们赞成保留一个强大的中央政府。来自柯林斯例句
- 3. 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。来自《权威词典》
- 4. They advocate the retention of our nuclear power plants.
- 他们主张保留我们的核电厂.来自《简明英汉词典》
- 5. RETENTION parameter works best if the current undo tablespace has enough space for the active transactions.
- retention能做好地工作如果----当前的回滚表空间对活动事务有足够的空间.来自互联网
