preventive solution

例句：

1. 1. The doctorprescribed a preventive medication for her.
   医生给她开了一种预防药物。
2. 2. Toprevent the spread of disease, we need to follow properhygiene practices.
   为了预防疾病的传播，我们需要遵循良好的卫生习惯。
3. 3. Preventive measures are essentialin preventing accidents and injuries.
   预防措施在防止事故和伤害方面至关重要。