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.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.An accident has befallen him.一件不测的事已临到他....

befallen的音标：befallen的英式发音音标为：[bɪ'fɔ:lən]befallen的美式发音音标为：[bɪ'fɔlən]...

v.降临到（某人）头上，发生( befall的过去分词 )...