Sinapin
n. [生化]芥子酸胆碱
🗣️ 情景例句
How is your score in English?
你的英语成绩是多少？
Christmas comes but once a year.
佳节良辰，机会难得。
No, we're just getting a lot of material stock piled.
没什么问题，只库存材料太多了。