我们本以为他会采取更负责的态度。We would have thought he would have a more responsible attitude.技术方面由陆军负责。The technical aspects were the concern of the Army.巴里负责端着碗，由利兹向碗里盛汤。Barry held the bowls while Liz ladled soup into them....
结论: 外源性雌激素对脂多糖诱导的急性肺损伤有保护作用.Conclusion: Extra estrogen could prevention of acute lung injury induced by lipopolysaccharide.脂多糖是 革兰 氏阴性菌细胞壁的重要组成成分.Lipopolysaccharides are a major component of the cell walls of Gram - nega...
发报机滴滴答答地发出电报.The telegraph ticked out a message.一台发报机可发射两种讯号:点和线.A telegraph can transmit two different signals : a dot and a dash.这个简易的发报机在测试中的表现是出人意料地好.This simple transmitter has been shown in tests to work surprising...