教堂大钟在午夜敲响。Church bells pealed at the stroke of midnight.教堂的大钟响起，声音洪亮。The church clock chimed sonorously.大钟的钟声迎来了新的一年.The chimes of the huge bell rang in the New Year....
检查牙齿的个别缺损是外科的事.Examination of the teeth for individual defects is a surgical subject.符号表示连接至设备外科的连接端子.The symbol indicates connection terminal to the equipment frame.采购产品外科的穿衣, 剖腹手术, 羊毛, 石膏, 音带, 绷带, 外科的衣服.Surgical Dressi...
There are many amino acids that the body cannot synthesise itself.有许多种氨基酸人体自身不能合成.The reaction 5 - amino - lH - pyrazole with 2,4 - dichlorophenoxy acetyl chloride was studied.2.研究了 5- 氨基 -1H- 吡唑与2,4-二氯苯氧乙酰氯反应的选择性和反应性能.I...