Methanogen
n. [微]产烷生物
🗣️ 情景例句
I'm dependent on caffeine.
我对咖啡因上瘾。
He can't dress himself yet because he's too young.
他还不能给他自己穿衣服因为他是太年轻的。
These bags are heavy.
这是些重的盒子。