Aromatic polyamide
[化] 聚芳酰胺
🧩 词语组成解析
[化] 聚酰胺
🗣️ 情景例句
for a long time,
很久了，
A good beginning makes a good ending.
善始者必善其终。
Sorry, I don't have one. Ask Lily. I think she has one.
对不起，我没有，问问莉莉，我想她可能有。