Read Edit View history 事半功倍 shìbàngōngbèi efficient Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 事半功倍 · shìbàngōngbèi · efficient 2026/03/04 事半功倍 shìbàngōngbèi efficient to achieve twice the result with half the effort 掌握了正确的学习方法，就能事半功倍。 idiom created sense Mar 4, 2026, 02:25 AM