单词	trace fossil
释义	trace fossil noun : a fossil (as of a dinosaur footprint) that shows the activity of an animal or plant but is not formed from the organism itself Example Sentences Recent Examples on the Web In other words, the scientists had discovered the rarest of the rare: trace fossils within a trace fossil. Jeanne Timmons, Ars Technica, 6 June 2022 In the same year, the Austrian paleontologist Theodor Fuchs, an authority on trace fossils, independently arrived at the same conclusion. Hans-dieter Sues, Smithsonian, 26 Nov. 2019 These particular trace fossils consist of up to 12 parallel scratches, and had been thought to be connected to a trilobite but the evidence was never strong enough, Geggel reports. Lauren Young, Smithsonian, 8 Feb. 2017 Word History First Known Use 1956, in the meaning defined above
随便看	australopithecuses australopithecusses Australorbis Australorp australs Austrasia austrasian austrasians Austria Austria-Hungary austriae austrian Austrian blind Austrian brier Austrian copper austrian cress austrian curtain Austrian fieldcress Austrian oak Austrian pine Austrian school austrian shade Austrian winter pea austrianer austrianest

英语词典包含469781条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。