Acetic ester
[机] 乙酰乙酸乙酯
🧩 词语组成解析
acetic
[[ə'si:tik]]
a. 醋的, 乙酸的\\n[医] 醋酸的, 醋的
n. 酯\\n[化] 酯
🗣️ 情景例句
Well, how's everything here?
唔，东西都收拾好了吗？
What were you doing at about 4 o'clock yesterday afternoon?
你昨天下午在大约4点钟正在做什么？
Winter lasts from November to January and is very cold.
冬天11月持续到到1月，