Ethacetic acid
[化] 丁酸; 正丁酸
🧩 词语组成解析
🗣️ 情景例句
I really appreciate it.
我真的很感激。
A good face is a letter of recommendation.
好的相貌就是一封推荐的介绍信。
The next morning, he found that the doors had been blocked by chairs and the furniture had been moved.
第二天早上，他发现酒吧间的门被椅子堵上了，家具也被挪动过。