Methanedicarboxylic acid
[建] 丙二酸
🧩 词语组成解析
🗣️ 情景例句
and now for something new.
现在轮到新的东西了。
Things unreasonable are never durable.
不合理的事不会持久。
When Aunt Huang came back, I was so tired. In the evening Liu Ming came to see me.
当黄阿姨回来的时候，我累极了。晚上刘明来看我。