Levulinic acid
[化] 3-乙酰丙酸; 4-氧代戊酸\\n[医] 块茎糖酸, 乙酰丙酸
🧩 词语组成解析
乙酰丙
🗣️ 情景例句
You're the only one
你是我们当中唯一
Your price is 20% higher than that of last year.
你方价格比去年高出20%。
As soon as I tap on the window, you must stop within five feet.
我一敲车窗，你必须把车停在5英尺之内。