Xanthyrone
丙烯基吡喃酮
🗣️ 情景例句
I'm most grateful to you for taking so much trouble to explain the best way of getting there.
你不厌其烦地给我解释去那里的最佳途径，我对些深表感激。
I would like to cancel the reserved seat.
我要取消已预定的位置。
I don't want to make another film for a long time.
我早就不想再拍片子了。