So Boser has to vaccinate her foxes against various diseases. 给她的狐狸接种防止各种疾病的疫苗
“There’s this peer-to-peer nature of health care these days with a profound opportunity for parents to learn helpful tips, safety and prevention efforts, pro-vaccine messages and all kinds of other messages from other parents in their social communities,” says Wendy Sue Swanson.
Doctors worried that there would not be enough vaccine for everyone who needed it. 医生担心没有足够的疫苗给每个需要的人。
All children should be vaccinated against measles. 所有儿童都应该接种麻疹疫苗。