Diethyl oxydiformate
[建] 焦碳酸二乙酯
🧩 词语组成解析
a. [化]二乙基的
🗣️ 情景例句
It's not easy, but what is?
这不容易， 但什么事又容易了？
Lie in (oron) the bed one has made.
自作自受。
After lunch Aunt Huang came in and she looked worried.
午饭后黄阿姨来了，她面带愁容。