Aromatic polyamide
[化] 聚芳酰胺
🧩 词语组成解析
[化] 聚酰胺
🗣️ 情景例句
You might want to read up a little on the culture before you get there.
去那儿之前，你应该读一些关于那边文化方面的书。
Oh! That's all right.
哦，不要紧。
An electric razor that meets the European Union's safety standards must be approved by American testers before it can be sold in the United States,
一把符合欧洲联盟安全标准的电动剃须刀必须得到美国检测人员的认可，方可在美国市场上销售；