Macrocyclic polyether
[化] 大环多醚
🧩 词语组成解析
[机] 大环的
n. [化]聚醚,多醚
🗣️ 情景例句
It is! She's having pains a minute apart!
是啊。她隔一分钟就会痛呀。
I ought to go to bed now.
我应该现在去睡觉。
That's too expensive for us.
这对我们来说是太贵了。