喜樂美語
  1. 1

    /rɪˈtenʃən/

    The act of keeping or holding on to something instead of losing it or letting it go. You'll meet it in different areas: your body can have 'water retention' (holding extra water, so you feel puffy); a business talks about 'customer retention' or 'staff retention' (keeping customers or employees instead of losing them to somewhere else); and 'retention' of information means how well something stays in your memory.

    保留、留存（一般用法）；記性、記憶力留存（學習方面）；留任率／顧客留存率（商業用語，公司常提到）

    複數

    例句逐字對照、搭配詞、易混淆字

    這一義的完整解析還沒打開。訂閱後可以看到例句怎麼拆、常跟哪些字一起出現， 以及容易跟它搞混的字。

    看看訂閱內容

組成retain (to keep hold of) + -tion (turns the verb into a noun for the act or result)

同家族的字

  • retainsame root verb — to keep or hold on to something
  • containshares the Latin root '-tain', meaning to hold
  • maintainshares the Latin root '-tain', meaning to hold (hold something steady over time)

原始詞典資料10 筆記錄

以下是外部詞典記錄的用法，原文照列，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。

retentionnoun/ɹɪˈtɛnʃən/

  • 1

    The act of retaining or something retained.

    • No woman's heart / So big, to hold so much; they lack retention.
  • 2

    The act or power of remembering things.

  • 3

    Memory; what is retained in the mind.

    • "Still," Suit echoed. "The way she handles the gun jamming." Suit shook their head in admiration. "Tap, rack, bang, without hesitation. That's extraordinary retention."
  • 4

    medicinesciencesThe involuntary withholding of urine and faeces.

  • 5

    medicinesciencesThe length of time a patient remains in treatment.

  • 6

    obsoleteThat which contains something, as a tablet; a means of preserving impressions.

    • Thy gift, thy tables, are within my brain Full character’d with lasting memory, […] That poor retention could not so much hold, Nor need I tallies thy dear love to score;
  • 7

    obsoleteThe act of withholding; restraint; reserve.

    • His life I gave him, and did thereto add / My love without retention or restraint,
  • 8

    obsoleteA place of custody or confinement.

另外 2 個記錄的用法
  • 9

    lawThe right to withhold a debt, or of retaining property until a debt due to the person claiming the right is duly paid; a lien.

    • The right of retention, which bears a near resemblance to compensation, is chiefly competent where the mutual debts, not being liquid, cannot be the ground of compensation
  • 10

    businessinsuranceThe portion of a potential damage that must be paid for by the holder of an insurance policy.

資料來源：英文維基詞典 English Wiktionary（CC BY-SA 4.0）。 原文照列，未經改寫。