Chalcone
[化]查耳酮(芳基烯丙酰芳烃, 苯丙烯酰苯)
🗣️ 情景例句
Is this in fashion?
这现在流行吗？
After the flood, the carpets were wet for a month.
洪水过后一个月，毛毡还是湿的。
Last Tuesday he received a letter from the local police.
上星期二他收到当地警察局的一封信，