Oleanolic acid
[化] 齐墩果酸; 土当归酸; 石竹素
🧩 词语组成解析
🗣️ 情景例句
Is everything all right?
一切都好吗？
I used to start working at 9:00 o'clock every day.
我过去常在9:00点钟开始每天工作。
Yes. This is Mary speaking.
是的，我是玛丽。