Thraclene
(=6-methyl hepten-5-yl-acetate)乙酸-6-甲基庚烯-5-酯
🗣️ 情景例句
Good morning, Ellen.
早安， Ellen。
Children enter school at the age of five,don't they?
孩子们在5岁时入学吗？
That's the stupidest thing I've ever heard!
那是我听到的最愚蠢的事！