I'm lucky to have the opportunity to participate in the national dancing competition on behalf of our school.

我有幸能代表学校参加全国舞蹈比赛。

youdao

It is a great honor to give a speech here on behalf of our school.

很荣幸能代表我校在这里演讲。

youdao

Because I am a member of volunteers group. I always raise these things on behalf of our school.

因为我是志愿者服务队的成员，我总是代表我们学校提到这些事。

youdao

After many meetings, strained nerves, research and late or sleepless nights, the opportunity came when, on behalf of our group, I petitioned our school board to not only fully renovate our building, but enhance it with a Career Technology wing and a first class auditorium.

WHITEHOUSE: Bright Futures for All Children