My initial impression of Sadie was that she was shy and a little unhappy.萨迪最初给我的印象是害羞并有点不开心。In fact, in a strange way, Sadie seemed to take over where Meg left off.事实上,萨蒂好像以一种奇特的方式填补了梅格离去所留下的缺憾。Beyond academics, Sadie is someone with a strong sense of social responsibility.在课堂学习之外,莎蒂也是一个具有强烈社会责任感的人。