汉英词典
Chinese-English Dictionary
MEANING OF 种牛痘
zhòng niú dòu
种牛痘 (種牛痘)
Vaccinia
种花
种 (種) zhǒng/zhòng 牛 niú 痘 dòu
EXAMPLE SENTENCES

通过种牛痘天花已得到控制。

Smallpox have is bring under control by the use of vaccine.

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