是...的 shì... de [focus pattern] Origin Definitions Defs Strokes Stroke Words Sentences Sents 是 shì particle [identification] used in the 是...的 shì... de pattern to highlight specific details of a past event such as time, location, or manner的 de particle [focus] Used in the 是...的 shì... de construction to emphasize the time, place, manner, or agent of a past action