Heptanedioic acid
[化] 庚二酸
🧩 词语组成解析
🗣️ 情景例句
Yes?
是吗？
The car is out of order.
这车子坏了。
After consulting my railway timetable, I noted with satisfaction that there was an express train to Westhaven.
我查看了列车时刻表，满意地了解到有一趟去威斯特海温的快车。