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  1. retention

    • IPA[rɪˈtɛnʃ(ə)n]

    英式

    • n.
      the continued possession, use, or control of something;the fact of keeping something in one's memory
    • noun: retention

    • 釋義

    名詞

    • 1. the continued possession, use, or control of something the retention of direct control by central government
    • the fact of keeping something in one's memory the children's retention of facts
    • 2. the action of absorbing and continuing to hold a substance the soil's retention of moisture
    • failure to eliminate a substance from the body eating too much salt can lead to fluid retention
  2. 知識+