therapeutic serum

例句：

1. 1. The therapeutic serum has been proven to be effective in treating certain diseases.
   这种治疗血清已被证明对某些疾病有效。
2. 2. The patient was given the therapeutic serum as soon as he arrived at the hospital.
   病人一到医院就被给予了治疗血清。
3. 3. The therapeutic serum is a crucial component of many medical treatments.
   治疗血清是许多医疗治疗的关键成分。