Macrocyclic polymer
[化] 大环聚合物
🧩 词语组成解析
[机] 大环的
🗣️ 情景例句
What time is my lunch date with Bill Levine?
我与Bill Levine 约好的中饭时间是几点？
He always keeps his words.
他总是信守诺言。
She stood up and took his arm.
她站起来，拉住他的手臂。