Equibinary polymer
[化] 等二元聚合物
🧩 词语组成解析
🗣️ 情景例句
It's cold outside.
外面很冷。
Parents usually put a small red paper packet under their child's pillow.
父母常常会在孩子枕头下放一个小红包。
Something must be done about it.
必须得想个办法。