| 单词 | fluorine |
| 释义 | fluor·ineBrE /ˈflɔːriːn/ NAmE /ˈflɔːriːn/ BrE also/ˈflʊəriːn/ NAmE also/ˈflʊriːn/ noun [U ] (symbol F ) a chemical element . Fluorine is a poisonous pale yellow gas and is very reactive氟 |
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