He, too, was an Olympic Volunteer.

他也是一个奥运志愿者。

youdao

I am an Olympic volunteer.

我是一位奥运志愿者。

youdao

As an active participant in various volunteer work, I have a lot of experience in serving others.

作为一个积极参与各种志愿活动的人，我在服务他人方面有很多经验。

youdao

And knowing that I'm helping other people." Mary Holt has been an active volunteer for the last thirty years.

VOA: special.2010.07.16

Now at Harvard Thinks Big I happened to tear into this thing myself and it would seem a little pointless to re-hash that same demo so instead I thought I'd solicit an ideally sufficiently strong volunteer to come on up.

现在在“哈佛大梦想”的讨论会上,我反复思考这件事,觉得再演示一遍似乎意义不大,因此我想找一位合适的志愿者,上讲台来。

哈佛公开课 - 计算机科学课程节选

I volunteer with an organization called "Divine Possibilities",

我在一个叫做“神圣的可能性”的组织做志愿者，

求职攻略 - SpeakingMax英语口语达人

Several years ago I was in an Advanced Volunteer Administration Symposium on Boomers and older generations.

FORBES: Why So Few Baby Boomers Are Volunteering

Still an active volunteer herself, Zola said her neighbors have turned into family.

CNN: Pairing neighbors with the elderly

Lord Coe told the BBC how a chance meeting with an Olympics volunteer proved to be a "seismic moment".

BBC: UK