Homopterocarpin
[化] 高紫檀素
🗣️ 情景例句
Is smoking allowed on the train?
火车上允许吸烟吗？
It has been a long time since last came here.
自从我上次来这里已经有很长时间了。
He has many strange ideas in his mind.
他脑子里尽足奇思怪想。