柯林斯词典yellow jacket 1. N any of several social wasps of the genus Vespa, having yellow markings on the body 小黃蜂; 大黃蜂[美國英語] 返回 yellow jacket剑桥词典a black and yellow wasp (= a flying insect that stings ) 小黃蜂（一種躰黑且帶鮮黃色條紋的小蜂） 返回 yellow jacket