- 释义：
- n. 牛痘
- 例句：
-
One day a girl came to see him who had a cowpox sore on her hand.
一天一个女孩儿来看他,女孩儿手上有个牛痘疮.
换一句
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The discovery of the cowpox vaccination let the danger of vaccination more less, and cost lest.
牛痘术的发明使种痘的危险性更小, 花费也降到最低,故而很快在全世界推广开来.
换一句
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In nineteen century, Enligh doctor Pearson came to Macao to spread the cowpox vaccination.
到19世纪时, 英国医师皮尔逊到澳门推广牛痘术.
换一句