He is, in effect, my rival.

实际上他是我的竞争对手。

youdao

I was preceded by my rival.

我的对手占了上风。

youdao

youdao

Mr. Carlisle is a graduate of Lisbon High School, a rival school to my Potsdam High Sandstoners in Northern New York State.

FORBES: Dallas Mavericks and Dirk Nowitzki To Reap Financial Windfall from NBA Championship

My cynicism tells me that rival SEC schools may have encouraged or been directly responsible for the leaking of this information to the media to maximize the embarassment factor.

FORBES: Cam-ibalized: The Financial Repercussions of the Cam Newton Scandal