123 Chinese Idioms (成语), 100 from the Singapore Primary School Curriculum List—more soon!
shì bàn gōng bèi
Literal Meaning 字面意思
Matters halved, results doubled
To achieve more despite less effort; greater efficiency; more effective
Similar English Idioms 相似英文习语
Kill two birds with one stone; do more with less; half the effort
叔叔找对了方法—多运动、少喝珍珠奶茶，才让他的减肥计划事半功倍。 My uncle doubled the effectiveness of his weight-loss programme by exercising more and drinking less bubble tea.