Ketoadipic acid
[化] 酮己二酸
🧩 词语组成解析
🗣️ 情景例句
You say that many big companies act unscrupulously, but can you give me one example?
你说许多大公司不择手段，你能举个例子吗？
It's earier to run down the hill than go up.
下山容易上山难。
Yes, he did.He telephoned at nine o'clock.
是的，打了。他在9点钟又打电话。