您要查找的是不是：
- plaque vaccine 空斑疫苗, 蚀斑疫苗
- This vaccine will give you immunity for two years. 接种这种疫苗可有两年免疫力。
- A simple plaque marks the spot where the martyr died. 有一块朴素的饰板用以纪念该烈士的殉难处。
- It is necessary to remove plaque by brushing one's teeth. 需刷牙以去除牙斑。
- An unapproved vaccine; an unapproved protest march. 未经试验的疫苗; 未获批准的抗议示威
- A plate or plaque, as on an office door, inscribed with a name. 名牌记有名字的牌或匾，如挂在办公室门上
- An oral thermometer; an oral vaccine. 口用体温计; 口服菌苗
- A simple plaque mark the spot where the martyr die. 有一块朴素的饰板用以纪念该烈士的殉难处。
- They unveiled the plaque to open the new school. 他们揭开牌匾为新学校主持揭幕礼。
- A small card or plaque, such as a nameplate on a door. 小牌一种小卡片或牌，如门上的姓名牌
- The search for a new vaccine took priority over all other medical research. 在各种医药研究中，应首先解决寻找新疫苗的问题。
- The smallpox vaccine has saved many lives. 天花疫苗挽救了许多人的生命。
- The vaccine was used to protect the whole population against infection. 这种疫苗用以为全体居民预防传染病。
- A plaque commemorates the battle. 有一块饰板用来纪念那次战役。
- This substance is known as plaque. 这种物质叫做牙斑。
- Could you remove my dental plaque? 请除去齿石。
- Put up a plaque as a tribute to his generosity. 别上徽章作为他的慷慨大度的颂扬
- He failed many times but he finally broke through to find a successful polio vaccine. 他失败了许多次，但终于发现了有效的预防小儿麻痹症的疫苗。
- Jane: Maybe a plaque honoring his years of service. 阿珍?也许可以送他一块匾额表彰他多年来的贡献。
- Salk vaccine is a"killed" vaccine. 沙克疫苗是一种不会传染的疫苗。
