THREE:"It is this," answered the Doctor. "When the road was first opened, a countryman came to the backwoods to the station near the end of the bridge. He had never seen a railway before, and had much curiosity to look at the cars. When the train came along, he stepped aboard, and before he was aware of it the cars were moving. He felt the floor trembling,[Pg 35] and as he looked from the window the train was just coming upon the viaduct. He saw the earth falling away, apparently, the tree-tops far below him, and the cattle very small in the distance. He turned pale as a sheet, and almost fainted. He had just strength enough to say, in a troubled voice, to the man nearest him,
宝宝健康饮食是成长的关键，为了满足其生长发育所需要的各种营养，就必须对日常饮食做出合理安排。黄瓜和胡萝卜中含有丰富营养素，让宝宝吃得健康！
