Leucenol
含羞草氨酸
🗣️ 情景例句
A surprise?
惊喜？
He knocks boldly at the door who brings good news.
彼叩门声响，必来报佳音。
Oh! Well, for that, you'd better find an English pen friend.
哦！那你最好为此找一个英文的笔友。