barrier method
Longman Dictionary of Contemporary English 5++LDOCE 5++ˈbarrier ˌmethod noun [countable] barrier methods of contraception involve the use of condoms etc, which physically prevent the sperm from reaching the egg 阻隔避孕法〔如使用避孕套等〕
ˈbarrier ˌmethod nounChineseSyllable
barrier method
ˈbarrier ˌmethod
noun [countable]
barrier methods of contraception involve the use of condoms etc, which physically prevent the sperm from reaching the egg
ˈbarrier ˌmethod
noun [countable]barrier methods of contraception involve the use of condoms etc, which physically prevent the sperm from reaching the egg