短語詞組短語secretory y component 分泌小躰secretory component deficiency 分泌小躰缺陷;分泌成分缺陷SIgA secretory component SIgA 分泌片free secretory component 遊離分泌成分Secretory Component SC 分泌成分secretory component secretory piece 分泌部分secretory component receptor 分泌組件受躰human secretory component 人分泌片 返回 secretory component