Butyeic acid
[机] 丁酸
🧩 词语组成解析
🗣️ 情景例句
I'm afraid not. We don't generally accept a letter of credit.
恐怕不行，我们一般不采用信用卡。
Are you ready for your dessert now?
你现在准备好甜菜了吗？
He drives more carefully than you.
他开车比你小心。