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
He ventured to speak to her.
他鼓起勇气向她说话。
Her job is beginning to get her down.
她开始对工作感到厌倦了。
She suddenly got into a panic and stopped her car.
她一惊之下突然把车停了下来。