Any design process evolves over time as new information surfaces.由于新信息不断出现，任何设计过程都会随着时间的推移而不断改进。As medical knowledge evolves, beliefs change.随着医学知识的逐步发展，观念也在发生变化。Language slowly but constantly evolves from older forms into new ones.语言缓慢然而不断地从较旧的形式发展到较新的形式。