Aromatic polyamide
[化] 聚芳酰胺
🧩 词语组成解析
[化] 聚酰胺
🗣️ 情景例句
A construction company. Roads, bridges, big stuff.
一家建筑公司。修路， 筑桥， 都是大工程。
To blow smoke rings
喷出烟圈
On this occasion, however, it had slowed down considerably.
然而这一次它的速度慢多了。