Objective : To investigate the cell source secreting the granulocyte granulocyte colony - stimulating factors ( GM - CSF , G - CSF ) in human placenta.目的: 确定脐血中高水平的造血因子的来源.Secreting or yielding a milky juice , as certain...
The impresario will present an expanded series of concerts next season.下个季节将举办一次大型的系列音乐会.The impresario had buttoned his astrakhan coat.乐团经理扣好了羔皮外套....
an absurdly incongruous couple极不和谐的一对The incongruous falsetto voice took on a musing note.那个不相称的假嗓子里带着一种沉思的声调.These remarks don’t have any relationship to the problem at hand;they are incongruous and should be stricken f...