胆石通常是在胆囊中形成的.Gallstones usually form in the gall bladder.胆石症是由胆汁的成分形成的.Gallstones are formed from the constituents of bile.胆石症的发病率随年龄而逐渐增高.The incidence of gallstones increases progressively with age....
Flyovers have changed the face of the city.立交桥改变了城市的面貌。To a limited extent one can compare Beijing to Delhi. Wide roads, flyovers andand formal atmosphere.在某种程度上,可以把北京与德里做个比较: 宽阔的马路 、 立交桥、城市氛围等....
我看见一颗流星，使我大为惊奇的是，它居然是鲜亮的绿色。I spotted a shooting star which, to my astonishment, was bright green in colour.他甚至还打了条领带, 那是条颜色鲜亮的丝质领带.He even wore a necktie, a bright bit of ribbon.我喜欢鲜亮的色彩,浅黄色是我最喜爱的颜色.I like bright colors ...