proton-radioactive

例句：

1. 1. The study of radioactive isotopes is crucial for understanding the origins of the universe.
   研究放射性同位素对于理解宇宙的起源至关重要。
2. 2. The physicist used a particle accelerator to detect and study the properties of radioactive protons.
   物理学家使用粒子加速器来检测和研究放射性质子的物理特性。
3. 3. The gamma rays from the decay of radioactive protons were detected by the detector.
   放射性质子衰变产生的伽马射线被探测器探测到。