最近的研究提示,红霉素对暴露于百日咳的易感者,在预防上有效.Recent studies suggested that erythromycin may be effective in prophylaxis against pertussis in exposed, susceptible persons.各抗生素平均耐药率由高向低依次为:氧氟沙星 ( Ofl)87.4%,红霉素 ( Ery ) 59.2%, 环丙沙星 ( Cip )...
同时,介绍了该设备在透平机械叶片、飞机机翼构件及民品制造等领域的广泛用途.Its applications in turbine - blade and wing - part and machine - buildings are also introduced.电一般是由燃气 、 汽或某种膨胀气体驱动透平机而产生的.Electricity is normally generated by turbines driven by com...
狒狒会折断侧枝和顶梢.Baboons could break branches and leaders.他的动作,像一只有两条畸形腿的狒狒.He moves like a baboon with two club feet.格拉达狒狒生活中的一天显示了它们是如何适应这种挑战的.A day in a Gelado's life reveals how they've risen to the challenge....
他们陷入了感情旋涡。They were caught up in a whirling vortex of emotion.她觉得自己被卷入了感情的旋涡。She felt she was being dragged into a whirlpool of emotion.独木舟在旋涡之中摇晃打转.The canoe was tossed about in the maelstrom....
You can pay to be upgraded to a business class seat.你可以付费升级到商务舱。She slipped into the driving seat and closed the door.她溜进了驾驶座，关上了门。He rose from his seat and made for the door.他从椅子上起身向门口走去。...