Methanobacteria
甲烷桿菌
🗣️ 情景例句
We're in the phone book.
我们家的电话号码 可以在电话簿上查到。
I meet the boy whose aunt is a beautician.
我遇到那个男孩的姑妈是美容师。
You must keep it a secret. You mustn't tell anybody else.
你必须保密，谁都不能讲。