secretor
美
英 
例句
The application and evaluation of Qinghua microanalyzer in detection of vaginal secretor
清華顯微分析儀在陰道分泌物檢測中的應用評價
Construction of the secretor type recombinant TRAIL gene eukaryotic expression vector and it's effect on tumor cells
分泌型重組TRAIL基因真核表達載體的構建及其凋亡效應