Nuclear power is produced by harnessing the heat produced by the splitting of atoms inside uranium - a process known as fission.

核能是由原子内的铀发生链式反应而释放的能量——这个过程叫做裂变。

youdao

Reactors that exploit nuclear fission (in which energy is generated by splitting uranium atoms) have produced thousands of tonnes of spent fuel and other radioactive by-products.

ECONOMIST: Nuclear waste