The impurity of supposedly pure subcellular fractions is a constant threat to the plant biochemist.以为亚细胞组分很纯而实际不纯的情况,一直是植物化学家感到难办的问题.Sir Ernst Boris Chain was a German - born British biochemist.恩斯特·鲍里斯·钱恩先生是一位出生在德国的英国生物化...
他电影里颂扬的那些人几乎从不看这种电影，难道他不觉得这是种讽刺吗？Does he not find it ironic that the sort of people his movie celebrates hardly ever watch this kind of movie?应该颂扬的是覆盖他们尸体的草皮地.Honor comes to bless the turf that wraps their clay.我一呼求应受颂扬的...