Methanedicarboxylic acid
[建] 丙二酸
🧩 词语组成解析
🗣️ 情景例句
You are wonderful with kids.
你对小孩子有一套。
We have to go this way.
我们必须往这条路上走。
You are walking too fast. I can't keep up with you.
你走得太快，我跟不上。