Rudbeckianone
金光菊酮, 三甲基环十一碳二烯酮
🗣️ 情景例句
Good luck! And stop worrying!
祝你好运， 别再担心！
No man can be a good ruler unless he has first been ruled.
没受过他人的统治，就不能很好地统治他人。
Dad, this box is too heavy. We can't carry it.
爸爸，这个箱子太重了，我搬不动。