Thraclene
(=6-methyl hepten-5-yl-acetate)乙酸-6-甲基庚烯-5-酯
🗣️ 情景例句
This is a good deal: buy 1, get 1 free.
这可是个好买卖：买一送一。
I'd like to know something about your foreign trade policy.
我非常想了解有关贵国对外贸易的政策。
Thank you all for coming.
谢谢光临。