substantialadj.大量的；坚固的；实质的；可观的n.本质；重要部份substantial business大买卖substantial thinking实体性思维substantiality model实体模型substantial progress实质性进展substantiality safety实质性安全substantial existence物质生存substantial procedure深化substantial agreement实质上一致substantial detriment实质性的损害substantial stability牢固稳定性