单词	microlith
释义	microlith noun mi·​cro·​lith ˈmī-krə-ˌlith  : a tiny blade tool especially of the Mesolithic usually in a geometric shape (such as that of a triangle) and often set in a bone or wooden haft microlithic ˌmī-krə-ˈli-thik  adjective Example Sentences Recent Examples on the Web For the new study, which appears in the journal PLOS One, a team from the Max Planck Institute for the Science of Human History in Germany took a closer look at the tools, or microliths, found in Fa-Hien Lena cave in Sri Lanka. Jason Daley, Smithsonian, 7 Oct. 2019 According to a new paper published in PLUS One, microliths seen in the Fa Hien cave in the tropical rainforests of Sri Lanka date to 45,000 years ago. Christopher Carbone, Fox News, 4 Oct. 2019 The microliths found in the cave are oldest ever found in south Asia. Jason Daley, Smithsonian, 7 Oct. 2019 Tiny stone tools -- known as microliths -- were essential to the growth of our species thousands of years ago. Christopher Carbone, Fox News, 4 Oct. 2019 Word History Etymology International Scientific Vocabulary First Known Use 1908, in the meaning defined above Medical Definition microlith noun mi·​cro·​lith ˈmī-krō-ˌlith  : a microscopic calculus or concretion rupture of microliths into blood vessels Modern Medicine compare gravel sense 1
随便看	gnarled gnarlier gnarliest gnarling gnarls gnarly gnarr gnarred gnarring gnarrs gnars gnash diebacks diebs diecase dieck dieckmann condensation Dieckmann reaction diectasis died died (away or down or out) died (down) died (for) died (from) died away

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