您要查找的是不是：
- a friend of 50 years 有50年交情的老友
- I would like you to meet a friend of mine. 我想让你和我一个朋友见见面。
- They were off to visit a friend of theirs. 他们动身去拜访他们的朋友。
- He was married to a friend of mine. 他和我的一个朋友结了婚。
- A friend of mine from Africa dropped by last week. I haven't seen him for ten years. 上星期我的一位非洲朋友意外来访，我已有10年没见到他了。
- A friend of mine is a conservationist. 我的一个朋友是个天然资源保护论者。
- That rich lady is a friend of the arts. 那位富婆是艺术的赞助者。
- Mary was planning on seeing a friend of hers at the baseball game. 玛丽打算在垒球比赛时看望她的一个朋友。
- A friend of the man being tried in court tampered with a witness. 受审人的一个朋友收买一证人在法庭作伪证。
- They have had a friendship of ten years. 他们已有10年的友谊。
- At noon I had lunch with a friend of mine. 中午我和我的一个朋友一起吃的饭。
- A Japanese friend once asked me, Why do you specify a further period of 50 years? 一位日本朋友问我，你们为什么还有一个“五十年”
- I am writing to a friend of mine in the USA. 我在给一个在美国的朋友写信。
- On our way to Shanghai we turned aside to Jinan to see a friend of mine. 去上海的路上我们取道济南去看我的一位朋友。
- The luggage in my family has a history of 50 years and is still used today. 我家的那只箱笼有五十年历史了，我们现在还在用它。
- A friend of my brother has gone off with my car! 我弟弟的一个朋友把我的汽车偷偷开走了。
- The politician was touted as a friend of people. 这个政客被吹捧为人民之友。
- The news reached us via a friend of mine. 这个消息是通过我的一个朋友传到我们这里。
- At present the MIP has a limit of 50 years on the sum of the age of property and the tenor of the mortgage loan. 目前按揭保险可承保的按揭贷款其楼及贷款年期的总和上限为50年。
- A friend of mine in New York asked me to get one. 我在纽约的一个朋友托我买一瓶。
