1. a fossil (as of a dinosaur footprint) that shows the activity of an animal or plant but is not formed from the organism itself
trace fossil 片语
片语
trace fossil assemblage遗迹化石群落
elite trace fossil明星遗迹化石
trace fossil associations痕迹化石组合
digging trace fossil掘迹化石
trace e fossil足迹化石
trace fossil ChondritesChondrites遗迹化石
plant trace fossil植物痕迹化石
trace fossil detail足迹化石
animal trace fossil动物遗迹化石
trace fossil 例句
英汉例句
The ichnofacies is the grouping of characteristic trace fossil association tending to rscirrence through a rather long interval of geologic time, and their environmental implication.