Vaccination immunizes people against smallpox . 種牛痘可以免患天花。
Suppose she wouldn t let herself be vaccinated again 她恐怕是不肯重新種牛痘了。
Vaccination immunizes people against smallpox 種牛痘能使人免患天花。
Vaccination for smallpox is efficacious 種牛痘防天花是有效的。
The government ordered that all sailors must be vaccinated before they went to sea , and the doctors of the royal navy were so pleased that there was no more smallpox in the ships that they gave jenner a gold medal 政府命令所有的水手出海之前都要種牛痘,皇家海軍的醫生對船上沒有了天花太高興了,他們給杰納頒發了一枚金牌。
His idea focused on taking the advanced points in western learning , popularizing the smallpox vaccination , swearing off opium , reinforcing civil rights and promoting social effect of newspapers in order to make our country rich arid powerful 這種思想主要表現在主張采西學重實效促進富國強兵、宣傳普種牛痘和戒除鴉片以及提出參用民權與重視報紙的社會作用等方面。