endopsammon

例句：

1. 1. The neutronium isotope has been a subject of intense research in nuclear physics.
   中子锎同位素一直是核物理研究中的热点。
2. 2. The neutronium isotope has been used in medical imaging due to its high-resolution capabilities.
   由于其高分辨率能力，中子锎同位素在医学成像领域得到了应用。
3. 3. The neutronium isotope has been found to have unique properties that make it an ideal material for certain applications.
   中子锎同位素被发现具有独特的性质，使其成为某些应用的理想材料。