dogfight /ˈdɒɡˌfaɪt/

• 1. 

  N-COUNT A dogfight is a fight between fighter planes, in which they fly close to one another and move very fast. 近距离空战

• 2. 

  N-COUNT If you say that organizations or people are involved in a dogfight, you mean they are struggling very hard against each other in order to succeed. (机构或人之间的)激烈争斗 [usu with supp]

  例：

  The three leading contenders were locked in a dogfight.

  三个领先竞争者陷入了一场激战。