Equitactic polymer
[化] 全同间同等量聚合物
🧩 词语组成解析
🗣️ 情景例句
I've been moonlighting for years.
我几年来一直兼职。
Nothing for nothing.
不费力气，一无所得。
The man who had fixed up the air-line was also questioned.
安装供气管的那位工人也被提问。