Polyaramide
[化] 聚芳酰胺
🗣️ 情景例句
Yes.
对。
One should travel out of his own country at least once.
我们至少应该离开自己的国度去旅行一次。
After I had sat down, he said that business was very bad.
待我坐下后，他说生意非常不景气。