Read Edit View history 当机立断 dāngjīlìduàn decisive Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 当机立断/當機立斷 · dāngjīlìduàn · decisive 2026/03/04 当机立断 / 當機立斷 dāngjīlìduàn decisive to make prompt decisions; to act decisively 面对危机，他当机立断，采取了紧急措施。 idiom created sense Mar 4, 2026, 02:25 AM