Piperonal-acetophenone
[化] 亚胡椒基乙酰苯; 胡椒醛缩乙酰苯
🧩 词语组成解析
n. [化]胡椒醛, 洋茉莉醛( 亦作piperonyl aldehyde)
n. [化]乙酰苯,苯乙酮,苯基甲基甲酮
🗣️ 情景例句
I'm sure everyone will be very happy with these gifts.
相信他们一定会喜欢这些礼物的。
A new broom sweeps clean.
新官上任三把火。
One day a letter from my father arrived at the school, asking for a teacher for me.
有一天，我父亲的信寄到学校，请求为我聘用一名教师。