cowpox
常見(jiàn)例句
- He found that people who had had cowpox seemed to be safe from catching smallpox.
他發(fā)現(xiàn)凡患過(guò)牛痘的人似乎對(duì)于天花具有免疫力。 - Jenner's experiment with cowpox opens up a new horizon in disease prevention.
珍納醫(yī)師的神奇牛痘實(shí)驗(yàn)展開(kāi)了疾病預(yù)防的新頁(yè)。 返回 cowpox