一年一度的聚餐会是与老朋友叙旧的好机会。

The annual dinner is a chance to renew acquaintance with old friends.

我们可以在更加开放的环境里面，来回首往事，重叙旧谊。

We can recollect the past and reminisce about our old friendship in a more open environment.

紫嫣正垂首说着，那般恬淡自然的神情，就像是跟素来熟稔极了的故友在叙旧一样。

The purple Yan is hanging a head to say, the facial statement of that arrange indifferent nature, be like follow vegetable well-experienced in pole of quondam friend at go over the antique days alike.