柯林斯词典top dog (top dogs) 1. N-COUNT If a person or organization is top dog, they are the most successful or powerful one in a particular group. 领军人物[非正式] Reynolds has never concealed his ambition to be the top dog. 雷纳尔德从不掩饰他要成为领军人物的雄心。 返回 top-dog