v.降临到(某人)头上,发生( befall的过去分词 )
An accident has befallen him.
一件不测的事已临到他.
They supposed that some calamity had befallen the Governor.
他们心想这位先生一定遇到了什么无妄之灾.
If we had been careful such a calamity would not have befallen us.
假如我们谨慎的话,这种灾难不会降临到我们的头上.