Contarnic acid
[建] 可他酸
🧩 词语组成解析
🗣️ 情景例句
I have no problem with that.
对这一点我没有异议。
How often do you eat out?
你隔多久在外面吃一次饭？
No one suspected that there might be someone else on the farm who had never been seen.
谁也没想到农场竟会有一个从未露面的人。