剑: 名词(古代兵器) sword; sabre 短语和例子拔剑出鞘 draw one's sword from the scabbard [sheath]; 舞剑 perform a sword-dance
洪: i 形容词(大) big; vast; grand 短语和例子洪福 great luck; 洪涛 big wavesⅡ名词1.(洪水) flood 短语和例子防洪 control or prevent flood; 分洪 flood diversion; reduce [mitigate] flood; 山洪 mountain torrents2.(姓氏) a surnam