| 释义 |
retention/riˈtenʃ(ə)n/n. 1a the act or an instance of retaining; the state of being retained 保持，保留 b the ability to retain things experienced or learnt; memory (经历或知识的)保持能力；记忆力 2 Med. the failure to evacuate urine or another secretion 【医】(排尿或其他分泌物的)潴留，停滞 [Middle English from Old French retention or Latin retentio (as RETAIN)] |