Cephalein
[化] 风箱树皮素; 荷草皮素
🗣️ 情景例句
Hi, Son.
嗨 儿子。
Pleasure has a sting in its tail.
乐中必有苦。
Yes, I remember. You were not here yesterday. What was wrong? Were you ill?
是的，我记得。你昨天没有来。怎么啦？你病了吗？