Polymerizations
(polymerization 的复数) n. 聚合\\n[化] 叠合反应; 聚合; 聚合反应
🗣️ 情景例句
and a new paint job in the schoolrooms.
和重新油漆教室。
When guns speak it is too late to argue.
待到炮声响，辩论已莫及。
Now, this is the chemistry lab. Have you been in this lab before?
好啦，这是化学实验室。你们以前到过这个实验室吗？