by mouth

• There would be no need for injection , since the vaccine would be taken by mouth
  通过口服疫苗，我们就不需要注射了。
• There are low - cost vaccines , taken by mouth , that can protect against cholera
  有一些低成本的口服型疫苗能够预防霍乱。
• There would be no need for injection , since the vaccine would be taken by mouth
  因为疫苗是口服的，所以也不需要注射。
• There are low - cost vaccines , taken by mouth , that can protect against cholera
  有些口服的低成本疫苗接种可以预防霍乱。
• There would be no need for injection , since the vaccine would be taken by mouth
  不在需要注射，因为疫苗可以从嘴里服用。
• There would be no need for injection , since the vaccine would be taken by mouth
  因为该疫苗通过口服，就不再需要注射了。
• There are low - cost vaccines , taken by mouth , that can protect against cholera
  现在有一种口服的低成本的疫苗可以防止霍乱。
• There would be no need for injection , since the vaccine would be taken by mouth
  由于疫苗通过口服用，我们就不需要注射了。
• There are low - cost vaccines , taken by mouth , that can protect against cholera
  世面上有低价的可以用来预防霍乱的口服疫苗。
• There are low - cost vaccines , taken by mouth , that can protect against cholera
  有一些口服的低价疫苗能保护人们免遭霍乱侵袭。