crackerjack

n.

能力极强的人，极佳之物；

1. He is a crackerjack at technical innovations.
   他是个技术革新能手。

Cracker Jack
Crackerjack
Crackerjack
Peter Glaze
Blackball (film)
The Stranger, Seattle's Only Newspaper
Introducing Mail Art: A Karen Elliot Interview with Crackerjack Kid and Honoria
SAILOR JACK AND THE BALL GAME
Chapter 18–Steganography and Application Password Crackers
THE CLINGING DEATH
Cracker Barrel wins 1st round in Corner Market fight
The Book of Great American Firecrackers: Cherry Bombs, M-80s, Cannon Crackers, and More
Combination cracker tray and waste container