词汇	evolution laws
释义	evolution laws 演变规律
随便看	principle for cost control principle for design principle for election principle form principle for mute selection principle for naming a school principle for nuclear safety management principle for planning principle for rescue principle for seismic design principle for the existence principle for working principle-governed principle graph principle group principle harmonious development principle horizon principle horse device principle indecomposable module principle in things principle investment bodies principle isotope principle item principle-knowledge principle layout