retention
英 [r?'ten?(?)n]
美[r?'t?n??n]
- n. 保留；扣留，滞留；记忆力；闭尿
低频词CET6TEM8IELTSGRE考研常用词汇
助记提示
1. re- "back" + tent- + -ion.
2. => hold back, keep back.
3. => continue keeping, keep possession of, keep in the mind.
2. => hold back, keep back.
3. => continue keeping, keep possession of, keep in the mind.
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.
双语例句
- 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.
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