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聚自由基
 聚自由基
polym. polyradical
| 负离子
 负 离子
auto. negative ion
construct. negatively charged ion
 负离子
met. anion; negative ion

to phrases
聚自由基
polym. polyradical
聚自由基: 83 phrases in 5 subjects
Chemistry5
Oil / petroleum7
Plastics4
Polymers66
Technology1