It was due to an accident or fortuity.这是由于事故或意外造成的....

fortuity的音标：fortuity的英式发音音标为：[fɔ:'tjʊɪtɪ]fortuity的美式发音音标为：[fɔ'tjuətɪ]...

fortuity的复数形式为：fortuities...

n.偶然，意外...