superheavy element

例句：

1. 1.Superheavy elements are rare and difficult to isolate.
   超重元素罕见且难以分离。
2. 2.The discovery of superheavy elements has sparked interest in nuclear physics.
   发现超重元素引起了对核物理的兴趣。
3. 3. The study of superheavy elements is crucial for understanding the properties of heavier nuclei.
   研究超重元素对于理解较重核的性质至关重要。