world

I t's asmallworld isn't?

用：与老朋友或熟人等不期而遇时说的话，表示极大的惊喜。
意：真没想到在这儿会见到你!真巧，竟能在这儿见到你!
例，A: Hi!Melba? What are ynu doing here in London?
悔!梅尔巴!你到伦敦来干什么?
B: Hi! Beth! It's you! I'm here on a business trip. Well, it's a small world, isn't it?
晦!贝思!是你啊!我来这儿出差二啊呀，真没想到在这儿会见到你!