事半功倍 shì bàn gōng bèi 🔊 to achieve twice the result with half… + Keep this word Meanings shì bàn gōng bèi (idiom) to achieve twice the result with half the effort Its characters 事shìthing; matterHSK 1半bànhalfHSK 1功gōngmeritorious deed or serviceHSK 7–9倍bèi-foldHSK 4