“同位素”造句

碳的诸多同位素
the many isotopes of carbon

氚是最和缓的放射性同位素之一.
Tritium is one of the mildest radioactive isotopes.

激光可以改变这种局面,从而使同位素分离变得比较容易、比较廉价一些.
Lasers promise to change this by making isotope separation easier, and cheaper.