Cassiachromone
决明色酮, 羟基甲基氧丙基苯并吡喃酮
🗣️ 情景例句
Show some courtesy or I shall cease dealing with your company.
请客气些，否则我将停止与你们公司打交道。
Thank you very much. Here's $10.00. Give me $1.00 back, please.
太谢谢你了。这是10美元，找我1美元就行了。
Mary is still writing letters. She's been writing letters all day.
马力还在写信，她写了一整天的信。