这种超重元素通常是具有非常强的放射性，并且几乎立即会发生衰变。
Such superheavy elements are usually very radioactive and decay away almost instantly.
这四种新元素都是人造的，是由火花与原子核相互撞击并且循着放射性超重元素衰变的轨迹而发现的。
The four new elements, all of which are synthetic, were discovered by slamming lighter -nuclei into each other and tracking the following decay of the radioactive superheavy elements.
此外，他们可以确定传说中的稳定岛—一个在周期表中目前为止假设的区域存在，那个区域应该是稳定的超重元素。
What's more, they would confirm the existence of the fabled "island of stability", an as-yet-hypothetical region of the periodic table where there should be stable superheavy elements.
此外，他们可以确定传说中的稳定岛—一个在周期表中目前为止假设的区域存在，那个区域应该是稳定的超重元素。
What's more, they would confirm the existence of the fabled "island of stability", an as-yet-hypothetical region of the periodic table where there should be stable superheavy elements.
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