Mesaconic acid
[化] 中康酸; 甲基富马酸; 甲基反式丁烯二酸; 甲基延胡索酸
🧩 词语组成解析
🗣️ 情景例句
I continued to teach piano lessons at home.
我继续在家教钢琴。
How many provinces do you have?
你们有多少个区？
That's good to know.
幸好知道了这件事。