旅居海外多年后，他在旧书店偶遇一位故知，两人谈起往事便停不下来。
After living abroad for many years, he happened to meet an old friend at a used bookstore, and the two could not stop talking about the past.
After living abroad for many years, he happened to meet an old friend at a used bookstore, and the two could not stop talking about the past.