Ethyl-vinyl ether
[医] 乙基乙烯基醚
🧩 词语组成解析
[化] 乙基\\n[医] 乙基
n. 乙烯基\\n[化] 乙烯基
ether
['i:θə]
n. <化>醚;the ether 苍穹;苍天;太空;
🗣️ 情景例句
How ofter have met with our competitors?
你多久遭遇我们的竞争对手一次？
I don't know anything about that.
关于那个我什么都不知道。
Mary is still writing letters. She's been writing letters all day.
马力还在写信，她写了一整天的信。