在减肥过程中保持饮食的营养相对均衡是明智的。It makes sense to eat a reasonably balanced diet when slimming.他喝咖啡和吸烟都比以前少了，饮食也均衡了。He cut down on coffee and cigarettes, and ate a balanced diet.关键是你的饮食要多样化，并保持均衡。It is essential that your diet is ...
建议注射预防霍乱的疫苗。An inoculation against cholera is recommended.霍乱的发生已被控制住了.The cholera outbreak has been contained.最近霍乱的爆发及时提醒了人们该疾病仍然会严重危害健康。The recent outbreaks of cholera are a timely reminder that this disease is still a ...