He's a talented athlete who competes nationally and internationally.

他是一位有才华的运动员，既参加国内比赛，也参加国际比赛。

She competes in gymnastics, with hopes of making it to the Olympics.

她参加体操比赛，希望能进军奥运会。

Apple competes with Microsoft.

苹果与微软竞争。

Apple competes with Google.

苹果与Google竞争。

Apple competes with companies like HP.

苹果与惠普之类的公司竞争。