该管弦乐队一直在刻苦排练演奏霍尔斯特和斯特拉文斯基的作品。The orchestra's been swotting up their Holst and Stravinsky.要想精通英语就必须刻苦努力.To gain a complete mastery of English, one must study very hard.确保成功的惟一途径是刻苦努力.The only ladder to assure success...
The doctor suggested I have a series of gastro - intestinal tests made.医生建议我做个胃肠造影.Objective To observe the disinfection effect of gastro scope by ozone water.目的观察臭氧水在胃镜体的消毒效果监测.Roentgen Diagnosis of Neonatal Gastro - es...