| 释义 |
lichen/ˈlaɪkən;ˈlɪtʃən||; ˈlaɪkən/noun [u] [c] a very small grey or yellow plant that spreads over the surface of rocks, walls and trees and does not have any flowers 地衣 li·chen /`laɪkən; ˈlaɪkən/n [c,u]a very small grey, green, or yellow plant that spreads over the surface of trees and stones 地衣 |