Sinapin
n. [生化]芥子酸胆碱
🗣️ 情景例句
He speaks French and English with equal ease.
他说法语和英语都一样自如。
I'm sorry, but I can't find the book you lent me.
很抱歉！我找不到你借给我的那本书了。
No, by air.
不，坐飞机去。