十大建设 shídàjiànshè Ten Major Construction Projects Origin Definitions Defs Strokes Stroke Words Sentences Sents 十 shí numeral ten the number ten; 10大 dà adjective big big; large; great; vast; high in scale or intensity; (of a person) old; adult建设 建設 jiànshè noun construction the process or work of building, creating, or improving something