descendv.下降;降临v.传下来;遗传v.突然袭击;突然拜访
descending elements降元
descendable mapping可降映射
descending boundary下行边界
descending creation逆序创建法
descending neuritis[医] 下行性神经炎
descendible mapping可降映射
descending infection下行感染
descending into hell入地狱
descending tax scale递减税率表
descending processes降突