1. Even if a disease is linked to travel, there is rarely any information about where those afflicted went, what they ate, how they behaved, or which vaccinations they had. 即便某种疾病与旅行有关,也很少有信息提及患者去过哪里、吃过什么、做过什么或接种过哪种疫苗。
2. They should receive annual influenza vaccinations. 他们应该每年接受流感疫苗接种。
3. What vaccinations should she have? 她应该 接种什么?。
4. And immunisation requires repeated vaccinations. 而且免疫是需要反复接种的。
5. Many also have fake vaccinations certificates. 很多狗的免疫证明都是假的!