约30%的肠球菌高耐庆大霉素.Approximately 30 % of Enterococcus exhibited high - level gentamicin resistance.〔结论〕卡那霉素ELB培养基是一种简便、有效的分离肠道肠球菌的选择培养基.Conclusion 〕 kanamycin ELB is a convenient and effective selective medium to isolate ent...
We're going to go home and nurse our colds.我们打算回家调养感冒。I'll go home and pay an overdue visit to my mother.我将回家看望母亲，其实我早该回去了。But Fred was bored and desired to go home.但弗雷德觉得很无聊，想要回家。...
He dragged a foot when he walked, a leftover from polio.他走路时一瘸一拐的，那是小儿麻痹的后遗症。He wore leg braces after polio in childhood.他幼时得过小儿麻痹症后双腿安上了支架。Polio was then endemic among children my age.那时小儿麻痹症在我这个年纪的孩子中很常见。...