Sign in | English | Terms of Use
DictionaryForumContacts

   Chinese ⇄ English
Google | Forvo | +
为了预防天花或白喉病，会给身体接种小量毒素，然后你的身体会针对这些毒素产生免疫力
gen. To protect you against small pox or diphtheria, you are vaccinated with a small amount of the toxin, and then your body develops immunity against that toxin

 The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error | Get short URL | Language Selection Tips