1. 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。
2. 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。
3. Movement in some cities comes to a virtual standstill as motorized traffic competes with bicycles and pedestrians. 由于机动车与自行车和行人争抢，一些城市的交通实际上陷入了停顿。
4. Without predators, the species that is the best competitor for food, shelter, nesting sites, and other environmental resources tends to dominate and exclude the species with which it competes. 在没有捕食者的情况下，那些在食物、庇护所、巢穴据点和其他环境资源方面最具竞争力的物种往往会占据主导地位，并拒绝接纳那些与之竞争的物种。
