1·Looking to the future, though, we asked him what the prospects are for a vaccine to prevent infection in the first place.
然而，展望未来时，我们首先问他一种预防传染的疫苗前景如何。
—— 《柯林斯英汉双解大词典》
2·This distance helps prevent infection.
这段距离帮助预防感染。
3·To prevent infection and treat anemia.
术后积极预防感染和纠正贫血。
4·Hand washing is an easy way to prevent infection.
洗手是预防传染病的一个简单方法。
5·But those antibodies do not totally prevent infection.
但是，那些抗体并不能完全预防感染。
6·Always sterilize the needle to prevent infection.
经常消毒针具以防止传染。
7·It does not prevent infection by hemolytic streptococci.
它并不能防止溶血性链球菌的感染。
8·What's the best way to prevent infection caused by biting insects?
什么办法预防咬人昆虫引起的感染最好？
9·Small, clear dressings are changed frequently to prevent infection.
小的，干净的敷料需要经常更换以避免感染。
10·To prevent infection, the body needs to patch up wounds as quickly as possible.
为了防止感染，人体需要尽快修补伤口。