我获得了北京市数学竞赛一等奖的翻译：I won first prize for mathematics competition in Beijing 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

I got the first prize in Beijing Mathematics Contest

I won first prize for mathematics competition in Beijing

I have won the Beijing mathematics competition first award

I had received the prize for Beijing mathematics competition

I won first prize for mathematics competition in Beijing