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1. Oxford American Dictionary

   barrier method

   • IPA[ˈberēər ˈmeTHəd]

   美式

   • n.
     a method of contraception using a device or preparation which prevents live sperm from reaching an ovum.

   • noun: barrier method, plural noun: barrier methods

2. • 更多解釋

   barrier method

   英式

   • n.
     a method of contraception using a device or preparation which prevents live sperm from reaching ...

   Oxford Dictionary