Cosmene
[化] 波斯菊萜; 2,6-二甲-1,3,5,7-辛四烯
🗣️ 情景例句
Is the tip included in the bill?
账单里包括小费吗？
Learn to creep before you leap.
循序渐进。
But Fortune's favoured children belong to the second class.
但是，命运之神的宠儿是第二类人，