sardonic,sinister

【预订】sardonica
character 探 长 rude,sardonic,self-assured, trickish, greedy 夫
unctuous note 油油的声音 round up 围捕 sardonic smile 冷笑
sardonic和synical 的差别在哪里?如果不好说明,请提供一些例句.
【预订】sardonic satisfaction: uncle (bomby) bob's letters