prepolarized protons

例句：

1. 1. In the study of quantum physics, prepolarized protons are used to investigate theproperties of matter at very low temperatures.
   在量子物理学研究中，预极化的质子被用来研究物质在非常低温度下的性质。
2. 2. The team used prepolarized protons to map out the distribution of water molecules in the ocean.
   该团队使用预极化的质子来绘制海洋中水分子的分布图。
3. 3.Prepolarized protons have been found to be more stable than regular protons, which could explain why they are so rare in nature.
   预极化的质子比常规质子更稳定，这可能解释了为什么它们在自然界中如此罕见。