Ethylidene (di)fluoride
[化] 亚乙基二氟; 1,1-二氟乙烷
🧩 词语组成解析
diethyl ether[化]乙缩醛
🗣️ 情景例句
How wonderful to meet you again!
又一次见到您真是太高兴了！
What do you want to do after graduation?
你毕业后想干什么？
I think I failed the French paper.
我想我的法语及不了格，我能回答