Mr Palmer was a retired maths master.帕尔默先生是一名退休的数学教师。Palmer kept hammering away at his report.帕尔默一直在埋头写报告。Palmer gave a sad shake of his head.帕尔默难过地摇了摇头。...
Composite resins are now widely used as filling materials for dental restorations.复合树脂在口腔临床中的应用已变得日益广泛.The bones were "mislaid" during the seventeenth-century restorations.这些骨头在17世纪的修复工作中被“放错了位置”。The palace is closed dur...