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
How much did you estimate this job is going to cost us?
你估计这工作要花我们多少钱？
What is bred in the bone will not go out of the flesh.
生于骨中者不会出肉外。
The workmen struggled fiercely and one of them lost his temper.
两个工人奋力抗争，其中一个发了火，