In this case, at least one of them is carrying what appears to be a dark-colored back pack.

在这个案子中, 至少其中一人携带似乎是一件深色的背包。

Now a patted back pack might work.

现在拍拍的背包可能会起作用。

But as my dad packed his bags for the three flights,25 hours, 10,000 miles back to Australia,he was also packing a collection of new perspectives,a new way of navigating conversations, and a whole set of new stories and experiences to share.

但是，当我父亲收拾行囊准备 25 小时 10,000 英里的三个航班返回澳大利亚时，他也收拾了一系列新观点、一种新的对话导航方式，以及一整套要分享的新故事和经验。