音标:['laikәn] ; 柯林斯词典等级:1 级;
n. 青苔, 地衣, 苔藓病
[医] 地衣, 苔癣
n. any of several eruptive skin diseases characterized by hard thick lesions grouped together and resembling lichens growing on rocks
n. any thallophytic plant of the division Lichenes; occur as crusty patches or bushy growths on tree trunks or rocks or bare ground etc.
词型变化:名词复数形式 : lichens
考试类型:[托福]
词性分布:
名词100%

lichen的用法和样例:

例句

用作名词(n.)
  1. Caribou eat moss, lichen and green plants.北美驯鹿的主要食物是地衣、苔藓和绿色植物。
  2. The stone stairway was covered with lichen.那石级长满了地衣。
  3. The rock is full of lichen.岩石上长满了青苔。
  4. Lichen is the dominant life-form that covers the surfaces of stones and trees.青苔是生长在石头和树木表面的主要生物。

词汇搭配

  • fruticose lichen灌木状地衣
  • crustose lichen壳状地衣
  • bullous lichen planus大疱性扁平苔癣...
  • lichen sclerosus et atrophicus慢性萎缩性苔癣样皮炎...
  • lichen iris虹状苔癣
  • lichen myxedematosus丘疹性粘蛋白沉积症...
  • heteromorphous lichen异层地衣
  • lichen vegetation地衣植被
  • annular lichen planus环状扁平苔癣...
  • lichen albus白苔癣,苔藓病...
  • lichen ruber moniliformis红色念珠菌苔癣,念珠...
  • foliose lichen叶状地衣
  • lichen chronicus simplex单纯慢性苔癣,慢性单...
  • lichen urticatus荨麻疹性苔癣...
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