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  1. Oxford American Dictionary

    withdrawal method

    • n.
      a method of birth control in which the penis is removed from the vagina prior to ejaculation

    • noun: withdrawal method

    • 釋義

    名詞

    • 1. a method of birth control in which the penis is removed from the vagina prior to ejaculation family planning experts aren't surprised the new study has confirmed that the withdrawal method isn't very effective