“之前的”用英语怎么说？

让我们再回到之前的那个话题。If I may return to what we were talking about earlier.在之前的几次飞行中，就已经察觉到机身有些摇晃。Some oscillation of the fuselage had been noticed on early flights.昨天拍卖之前的成交量很小。Trading was very light ahead of yesterday's ...