Periods when diseases spread around the world are called pandemics.疾病在全世界范围内传播时期称为大流行.Since then, there have been a total of eight cholera pandemics.从那时开始, 霍乱大流行总共爆发过8次.Previous pandemics have been characterized by waves...
I pushed on towards Flagstaff, a hundred miles to the west.我继续西行，向100英里外的弗拉格斯塔夫进发。There is a flagstaff in the centre of the field.草场中心有一根旗杆.There is a flagstaff in the centre of the ground.操场中心有一根旗杆....
George said, 'Ida, how are you?' She frowned for a moment and then recognition dawned. 'George Black. Well, I never.'...乔治说：“艾达，你好吗？”她皱了一会儿眉头，然后才认出他。“乔治·布莱克，噢，我一直都不好。”Ida would not speak to him except...
把这张处方拿到本地药店,他们会配药的.Take this prescription to local chemists and they will make it up.配药的地方在房子的另一边.The place for dispensing chinese medicine is in another side of the room....