Polyimide
n. [化]聚酰亚胺
🗣️ 情景例句
That was not the case.
事实并非如此。
Well, the worst of the winter should be over.
不过，冬天最糟糕的一段日子总该过去了。
When they were very young, Mr. Green sometimes dressed up in a red coat. But he doesn't do that now.
在他们很小时，有时候格林先生穿上一件红色的外套。但他现在不那么做了。