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	world-record World Series World Trade Center, the World Trade Organization, the worldview world war World War I World War II world-weary worldwide World Wide Web worm worm-eaten wormhole wormwood wormy worn worn out worried worriedly worrier worrisome worry worry beads worrying

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