Polyglycol ether
[化] 聚乙二醇醚
🧩 词语组成解析
聚乙二醇或有关的醚-二醇类化合物
ether
['i:θə]
n. <化>醚;the ether 苍穹;苍天;太空;
🗣️ 情景例句
It's crowded in here.
这里太挤了。
Excuse me to have kept you waiting.
对不起让你就等了。
No, more, about 130 years ago. Most of the slave owners were rich farmers who lived in the south. They wanted to keep their slaves.
不，还要早，大约130年前。大多数奴隶主都是住在南方的富有的农场主。他们想保留自己的奴隶。