单词	free-living
释义	free-living adjective free-liv·​ing ˈfrē-ˈli-viŋ  1 : marked by more than usual freedom in the gratification of appetites 2 a : not fixed to the substrate but capable of motility a free-living protozoan b : being metabolically independent : neither parasitic nor symbiotic a free-living adult hairworm Word History First Known Use 1818, in the meaning defined at sense 1 Medical Definition free-living adjective free-liv·​ing ˈfrē-ˈliv-iŋ  1 : not fixed to the substrate but capable of motility a free-living protozoan 2 : being metabolically independent : neither parasitic nor symbiotic
随便看	canitist canker canker lettuce canker rose canker sore canker stain cankerberry cankered cankering cankerous cankerroot cankerroots cankers cankerweed cankerweedes cankerweeds cankerworm cankerworms cankerwort cankery cankle cann canna canna-down cannabes indicae

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