Norcholanic acid
[化] 降胆烷酸
🧩 词语组成解析
🗣️ 情景例句
There's always a chance that something may go wrong.
出岔子是在所难免的。
You can count on me.
包在我身上。
We black people of Birmingham want equal rights.
我们伯明翰的黑人要求享有平等权利。