Tricycla
三环萜醛
🗣️ 情景例句
He owes his wealth to diligence and good luck.
他的财富是由于他的勤劳和幸运。
I haven't seen you for a long time.
好久没有见到你了。
Because of his revolutionary views, he spent many years in prison.
由于他的革命观点，他在监狱里度过了许多年。