准备出国者均需注射伤寒预防针.Everyone who is going abroad will need to be immunised against typhoid.继而爆发了伤寒.An outbreak of typhoid followed.环境卫生搞不好,伤寒就会乘虚而入.Typhoid fever sneaks in when sanitation fails....
我看着飞蛾爬到灯罩外面。I watched the moth crawl up the outside of the lampshade.照明用的是带灯罩的日光灯。It was lit by hooded fluorescent lamps.戴维在一家商店里发现了这款粉色丝绸灯罩，觉得它会让房间亮丽起来。David spotted the pink silk lampshade in a shop and thought it woul...