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
She's become involved with another man.
她曾经和另外一个男人关系暧昧。
He has lived here for a year.
他在这儿住了一年。[持续到现在的行为]
I think I've caught a cold.
我想我得了感冒。