With this discovery the theoretical possibility of developing a nuclear bomb of some kind moved ever closer.

有了这一发现，研制某种核弹的理论可能性就越来越近了。

For nothing short of the exuberance of the greatest age of the inducement to investment could have made it possible to lose sight of the theoretical possibility of its insufficiency.

因为在投资诱因的最盛时期，没有什么能让人们忽视其不足的理论可能性。