Levulic aldehyde
[化] 3-乙酰丙醛
🧩 词语组成解析
aldehyde
['ældihaid]
n. 醛，乙醛;
🗣️ 情景例句
and one of them is Columbia.
其中一所是Columbia大学。
That house is for sale. It has central heating.
此房出售，房子里有供暖设备。
A few moments later
过了一会儿