日光节约时间 rìguāngjiéyuēshíjiān daylight saving time Definitions Defs Origin Strokes Stroke Words Sentences Sents 日光 rìguāng noun sunlight sunlight; rays of light from the sun节约 節約 jiéyuē verb to economize to save or conserve resources such as time, money, or materials时间 時間 shíjiān noun time the concept of time as a continuous flow of events from the past through the present to the future; often contrasted with 空间 kōngjiān
