Pentahydroxyhexoic acid
[医] 五羟己酸
🧩 词语组成解析
🗣️ 情景例句
Excuse me. Is this seat taken?
对不起 ，请问这个座位有人吗？
Joy often comes after sorrow, like morning after night.
暮去必将朝至，苦尽常会甜来。
It's the library's. Please be more careful from now on!
“是图书馆的书。从现在起请你倍加小心！”