单词	lichen
释义	lichenlichen /ˈlaɪkən/ noun [countable, uncountable] Etymology ETYMOLOGYlichen Origin: 1600-1700 Latin Greek leichen a gray, green, or yellow combination of fungus and algae that spreads over the surface of stones and trees
随便看	longhouse longing longingly longish Long Island longitude longitudinal longitudinally longitudinal wave long johns long jump long jumper long-lasting long-life long-lived long-lost Long March, the long-playing record long-range long-running longship longshore current longshore drift longshoreman long shot

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