A：I just got a letter from an old high school buddy.
我刚收到高中老朋友的一封信。
B：Really? That's nice.
真的?那太好了。
A：He usually keeps me posted.
他常给我写信。
B：I've been completely out of touch with my old friends.
我和我的老朋友已经完全失去联系了。
A：It's hard to keep up contact when people move around so much.
大家经常搬家，保持联系很难。
B：Yes, people just seem to drift apart.
是的，大家似乎疏远了。