The company Hildebrand and Wolfmueller made the first two - wheel motorized vehicle available to the general public.海得布兰德和沃夫穆勒公司制造出首辆给一般大众用的两轮动力车辆.Philipp Hildebrand , president of Switzerland's central bank, expres...
They found him in gloomy, downbeat mood.他们发现他情绪低落，无精打采。The overall mood of the meeting was downbeat.整个会场的气氛是沉闷的。Its headlines were suitably downbeat and don't scream out.其标题平淡无奇而非触目惊心，非常得体。...a downbeat assessment o...
Assistance in diagnosis is provided by serology.血清学提供辅助诊断.Method Making use of electron microscope and serology.方法采用电镜检查和病毒血清试验.Methods Isolation of Rickettsia tsutsugamushi by animal, serology indentification, rest of v...