The air-conditioner thrummed.空调嗡嗡作响。The room is cooled with air conditioner.这房间用空调降温.It was so hot that we had to have the air conditioner on all day long.天太热,我们不得不整天开着空调....
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...