时间简史 shíjiānjiǎnshǐ A Brief History of Time Definitions Defs Origin Strokes Stroke Words Sentences Sents 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简史 簡史 jiǎnshǐ brief history A concise history or survey history; often used in book titles