集材 jícái to log Origin Definitions Defs Strokes Stroke Words Sentences Sents 2 sentences 她为一本书收集材料。 tā wèi yī běn shū shōují cáiliào. She's collecting material for a book. Source: CCMatrix他周游世界，为这本书收集材料。 tā zhōuyóushìjiè, wèi zhè běn shū shōují cáiliào. He travelled all around the world to collect material for the book. Source: CCMatrix