fact /fækt/ n. ［c］ 事实，实际：This report is based entirely on fact.这篇报告完全是根据事实写成的。Facts speak louder than words. 事实胜于雄辩。in fact实际上：He doesn’t mind. In fact, he is very pleased.他不介意，其实，他很高兴。as a matter of fact 事实上：As a matter of fact, I was the one who did it. 不瞒你说，那件事是我干的。