我是献血者，我不能冒任何接触传染的危险。I'm a blood donor; I can't risk any contagion.接触食物前尤其对洗手不能有半点马虎。Be particularly fastidious about washing your hands before touching food.他报告说两个形迹可疑的人曾跟卡伦德接触过。He reported that two suspicious-...
I read the letters, none of them very revealing, that is littering his writing table.我读了散放在他书桌子上的一些信, 找不到头绪.No running, no chasing, no littering, no smoking and no eating.场内不准奔跑 、 追逐, 不准乱扔杂物 、 吸烟及饮食任何形式的食物.Last but not t...