1.(biscuit)(通常指不甜的)薄脆饼干
2.(at Christmas)彩包爆竹, 彩色拉炮(内有玩具、笑话纸条或纸帽的彩色纸筒, 拉开时发出噼啪声)
They were wearing party hats and pulling crackers.他们戴着聚会帽, 不停地拉开彩包爆竹。
3.to be a cracker<英,非正式>(be excellent)是出类拔萃者
She's a cracker.她非常出色。
Tuesday's concert (to be broadcast on December 28) was a cracker.周二的音乐会(将于12月28日播出)棒极了。