Methylmalonic acid
[化] 异丁二酸; 甲基丙二酸
🧩 词语组成解析
🗣️ 情景例句
It can't go wrong.
不会有问题的。
Better is the neighbour's hen than mine.
人莫知其苗之硕。
When will the train leave?
火车什么时候开？