crackerjack /ˈkrækəˌdʒæk/

• 1.  

  ADJ（形容词） Someone or something that is crackerjack is excellent or of very high quality. 高素质的; 高品味的 [美国英语][usu ADJ n]

  例：

  ...a crackerjack attorney.

  ...一位高素质的律师。