He painted a sign advertising the pups.他画了个（卖）小狗的广告牌。All the pups were having a rough - and - tumble in the garden.小狗都正在花园里又叫又闹.Two thousand grey seal pups are born there every autumn.那里每年秋天有2,000头灰色小海豹出生。The pups played...
幻日现象经常在北极和南极出现.Sundogs are fairly common occurrences in the Arctic and Antarctic.包含冰晶的高空云所形成黯淡的幻日隐约可见.The high clouds containing the ice crystals are faintly visible as are some sundogs....
英国的科学家们已经应用计算机科学来解决这个问题。British scientists have brought computer science to bear on this problem.他的项目是将这项技术应用于实际的商务问题。His project is concerned with applying the technology to practical business problems.个人电脑使用的多数应用软件的单价为...