疫苗的

• Senior citizens and children were advised to take the flu - shots
  年长人士和孩童都被建议要接受流感疫苗的注射。
• Chinese scientists began their research on bird flu vaccine in 2005
  中国有关专家于2005年开始禽流感疫苗的研制。
• Identifying the virus gave scientists fresh hope of discovering a vaccine
  鉴定病毒给予科学家发现疫苗的新希望。
• But the yearly number of birds that will need to be vaccinated is much higher
  但每年需要注射疫苗的数目将更多。
• Chinese scientists began their research on bird flu vaccine in 2005
  中国科学家于2005年开始研究预防禽流感疫苗的。
• Chinese scientists began their research on bird flu vaccine in 2005
  中国的科学家2005年开始了对禽流感疫苗的研究。
• But the yearly number of birds that will need to be vaccinated is much higher
  但是每年需要接种疫苗的家禽数目更大。
• Chinese scientists began their research on bird flu vaccine in 2005
  中国科学家们于2005年开始了对禽流感疫苗的研究。
• The center has two laboratories that used ( use ) for research and to make
  这个中心有两个使用病毒来制造疫苗的实验室。
• But the yearly number of birds that will need to be vaccinated is much higher
  但每年需要接种疫苗的家禽数却远超于此。