Senecialdehyde
千里光醛, 二甲基丙烯醛
🗣️ 情景例句
I got it!
我知道了。
I will be leaving the hospital in February.
我将在二月份出院。
Good morning, Mrs Brown. Well, what's your trouble, young man?
布朗太太早上好。嗯，小伙子有什么病？