短語詞組短語birth -control 節(jié)制生育;計(jì)劃生育;避孕丸;節(jié)育birth h control 生育控制;控制生育﹔節(jié)育Birth -control operation safety 節(jié)育手術(shù)安全national birth -control policy 計(jì)劃生育國(guó)策 返回 birth control