manna lichen
英
美
- 甘露地衣
详细释义
Noun:
-
any of several Old World partially crustaceous or shrubby lecanoras that roll up and are blown about over African and Arabian deserts and used as food by people and animals
双语例句
- The stone stairway was covered with lichen.
那石级长满了地衣。 - Lichen is a form in which green or bluegreen algae and a fungus live together symbiotically.
地衣是一种绿藻或蓝藻与一种真菌共生的形式。
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