Diethyl pyrocarbonat
[建] 焦碳酸二乙酯
🧩 词语组成解析
a. [化]二乙基的
🗣️ 情景例句
What was the weather like yesterday?
昨天的天气怎么样？
I made reservations yesterday.
我昨天预订的。
OK. See you here at two.
好的。两点钟在这儿见。