只有在万不得已的情况下才允许使用抗生素。The use of antibiotics is permitted only in extremis.我们的医生诊断是喉部感染，并且开了一些抗生素和小剂量阿司匹林。Our doctor diagnosed a throat infection and prescribed antibiotic and junior aspirin.由于眼睛感染一直不见好，她在服用抗生素。She was on ...
More reactive are the heavier isotopes of hydrogen, deuterium and tritium.更为活跃的是氢的较重同位素, 氘和氚.Deuterium is widely used in the study of reaction mechanisms and in spectroscopic studies.氘广泛地应用于反应机理的研究和光谱分析.The substituent i...
One complication which can arise is a prolapse.可能出现的一种并发症是脱垂。The tumor may prolapse through the orifice.肿瘤可脱出幽门口.Purpose To observe effect on physiotherapy cures prolapse of lumbar intervertebral disc.目的观察物理疗法治疗腰椎间盘突出症的效...