Elaeomargaric acid
[医] 桐[油]酸, 十八碳三烯-9,11,13-酸
🧩 词语组成解析
🗣️ 情景例句
Richard, this is Mitchell Johnson.
Richard，这是Mitchell Johnson。
I'm two years younger than my sister.
我比我姐小两岁。
Have you hurt yourself?
你摔伤了没有？