Chromone
色酮, 苯并-γ-吡喃酮
🗣️ 情景例句
Nowadays many TV programs need parental guidance.
现在许多电视节目需要在家长指导下观看。
I would like to cancel the reserved seat.
我要取消已预定的位置。
The eggs are sold by the dozen.
鸡蛋按打卖。