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manna lichen的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
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
manna lichen的用法和樣例：
例句
- The stone stairway was covered with lichen.
那石級長滿了地衣。 - Lichen is a form in which green or bluegreen algae and a fungus live together symbiotically.
地衣是一種綠藻或藍藻與一種真菌共生的形式。
