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
常: Ⅰ形容词1.(一般; 普通; 平常) ordinary; common; normal 短语和例子反常 unusual; abnormal; 人情之常 natural and normal; 习以为常 be used [accustomed] to sth.2.(不变的; 经常) constant; invariable 短语和例子冬夏常青 remain green thr