prevention[英][prɪˈvenʃn][美][prɪˈvɛnʃən]n.预防，预防法; 阻止，制止，妨碍，阻碍物; [谚]治病不如防病; 双语例句 1Calcium may aid in the prevention of colon cancer.钙可能有助于预防结肠癌。 2But roughly 11% of women aged 15-44 have trouble getting pregnant, according to the CDC ( Centers for Disease Control and prevention).根据美国疾病控制与预防中心（Centers for Disease Control and Prevention）的数据，在15到44周岁的妇女中，遭遇生育问题的人达到了11%。
