我当过北京市第29届奥运会志愿者，熟悉比赛项目的翻译：29th Olympic Games Beijing, I worked as a volunteer, familiar events 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 have been the 29th Beijing Olympic Games volunteers, familiar with events

29th Olympic Games Beijing, I worked as a volunteer, familiar events

I have worked as the Beijing 29th session of Olympic Games volunteer, the familiar event

正在翻译，请等待...

29th Olympic Games Beijing, I worked as a volunteer, familiar events