But many researchers think it is possible that even heavier elements may occupy an “island of stability” in which superheavy atoms stick around for a while.

但是，许多研究人员认为甚至更重的元素也可能占据一个可以让超重原子坚持了一段时间“稳定岛”。

Leading a high level delegation, Mr. Obama traveled to Saudi Arabia at a time when the U.S. is most depending on the kingdom as an island of stability.

美国将沙特王国作为其稳定岛之际，奥巴马先生带领高级代表团到访沙特阿拉伯。