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汉语拼音：niú dòu

1.牛的一种急性传染病，病原体和症状与天花极相近。

2.痘苗：种～。

1. 牛的一种急性传染病，病原体和症状与天花极相近。

2. 指接种在人体上以防天花病的牛痘苗。

   清 王端履 《重论文斋笔录》卷一：“由牛而施之人……互相传染，使痘浆不絶，名曰牛痘。” 鲁迅 《且介亭杂文·拿破仑与隋那》：“我们看看自己的臂膊，大抵总有几个疤，这就是种过牛痘的痕迹。”

• The children were all vaccinated against smallpox.

  所有儿童都种了牛痘以预防天花。

• If he had been inoculated against smallpox , he would not have contracted the disease .

  如果他真的种过牛痘的话，他就不会得病了。

• Other orthpoxviruses that cause infections in humans include variola (smallpox), vaccinia (used for smallpox vaccine), and cowpox viruses.

  其他导致人类感染的正痘病毒包括天花、牛痘（用于天花疫苗）和牛痘病毒。

• Hospital and public health officials recommended that the mother and child remain isolated until they had no more vaccinia scabs .

  医院和公共卫生部门职员推荐这母子保持隔离直到他们不再有牛痘痂。

• Fighting against wrong ideas is like being vaccinated -- a man develops greater immunity from disease as a result of vaccination.

  同错误思想作斗争，好比种牛痘，经过了牛痘疫苗的作用，人身上就增强免疫力。

• In a 21-year-old woman, suffering from a moderate painful erythematous infiltrated lesion in the neck, cowpox was diagnosed.

  在一名21岁女子从一个温和的痛苦红色渗透在颈部病变的痛苦，牛痘被诊断。

• Unlike Jenner's later vaccination, which used cowpox, variolation used a small measure of smallpox itself.

  接种人痘，是直接使用小量的天花，和金纳后来用牛痘接种不同。

• Marketing is beautiful when it persuades people to get a polio vaccine or wash their hands before doing surgery.

  我认为用新方当教导人们接受牛痘疫苗或手术前洗手时，我认为营销是美好的。

• The smallpox vaccine is a completely new product that will be added to the Strategic National Stockpile.

  这是一种全新的牛痘疫苗，将加入战略性国家贮备。