“barrier methods”的概念、定义、翻译、参考文献-科学参考

单词	barrier methods
释义	barrier methods Encyclopedia 医学外用避孕释 barrier methods外用避孕用物理方法（机械阻挡）不让精子到达子宫腔内，或用化学制剂在阴道内灭活精子，也可两者结合，以此阻挡精、卵相遇而避孕的方法。
随便看	Hong Kong Science Museum Hong Kong Screenwriters's Guild Hong Kong's film industry vertical integration model Hong Kong's film of outsourcing system Hong Kong's gangster film Hong Kong's hero film Hong Kong Shipping Information Hongkong Shupu Institute Hong Kong's Mandarin Cinemas Hong Kong's musical films Hong Kong's new martial-arts film Hong Kong Space Museum HongKong Sports Institute Hong Kong's Supernatural Film Hongkong Stonecutters Bridge Hong Kong's zombie film Hong Kong Today Hong Kong traditional vernacular architecture Hong Kong water conservancy Hong Kong-Zhuhai-Macao Bridge Hong Kong-Zhuhai-Macau Sea Crossing Bridge and Tunnel Project Hong Kong’s Town Planning during the British Colonial Period, 1841～1997 Hongkou Qu Hong Kuo Hongkuo

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