Macrocyclic polymer
[化] 大环聚合物
🧩 词语组成解析
[机] 大环的
🗣️ 情景例句
We want to leave on May 1st and return on May 8th.
我想五月一日走，五月八日回来。
He makes the bads every day.
他每天都铺床。
Yes?
什么事？