| 单词 | retention |
| 释义 | retention /ri ten"sheuhn/, n. 1. the act of retaining. 2. the state of being retained. 3. the power to retain; capacity for retaining. 4. the act or power of remembering things; memory. [1350-1400; ME retencion < L retention- (s. of retentio) a keeping back, equiv. to retent(us) (ptp. of retinere to RETAIN) + -ion- -ION] |
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