medical radionuclide

例句：

1. 1. The medical team used the radioactive isotope to treat the patient's cancer.
   医疗团队使用放射性同位素治疗患者的癌症。
2. 2. Radiopharmaceuticals are used in medical imaging and therapy.
   放射性药物用于医疗成像和治疗。
3. 3. The researcher discovered a new radiopharmaceutical that could potentially cure the disease.
   研究者发现了一种可能治愈该疾病的新放射性药物。