Some of these droughts must have been severe.有一些旱灾想必是严重的.Droughts and accentuation of soil erosion cause havoc in such areas , making their rehabilitation extremely difficult.旱灾和严重的土壤侵蚀造成巨大的破坏, 恢复起来极为困难.He told a press c...
Objective To investigate the ototoxicity of a new chemical preparation salicylate gentamicin.目的探讨庆大霉素新剂型-水杨酸庆大霉素的耳毒性.He received gentamicin and salicylate showed minor hearing impairment.他接受庆大霉素和水杨酸盐治疗,发生轻度听力损害.In the pr...