Liddie's doorway yawned blackly open at the end of the hall.走廊尽头利迪的门黑洞洞地敞开着。She yawned, and stretched lazily.她打了个哈欠，伸了个懒腰。The gulf between them yawned wider than ever.他们之间的隔阂比以往任何时候都要深。...
新一代科学家对恐龙研究着了迷。A new generation of scientists became fascinated by dinosaurs.科学家们知道癌症可能会潜伏多年。Scientists know that cancer may not show up for many years.普利茅斯海洋研究所的科学家一半有学士学位，另一半则有博士学位。Half of PML's scientists have fi...