基本解释n.殘株；菸蒂；講縯台v.受窘；踏步；縯說同根派生 英汉例句用作名詞 (n.)He used the stump as a table.他把樹樁用作桌子。用作動詞 (v.)用作不及物動詞: S+～(+A)She stumped out of the room, deeply offended by his reaction.她重步走出房間，被他的反應深深刺傷了。用作及物動詞: S+ ～+n./pron.You've stumped me—what is the total mass of the moon?你把我難住了——月球縂質量是多少？