| 释义 |
fluoride/ˈflɔ:raɪd; us flʊər- ||; ˈfluəˌraɪd/noun [u] a chemical substance that can be added to water or toothpaste to help prevent bad teeth 氟化物（加在水或牙膏里防止蛀牙） flu·o·ride /`fləˏraɪd; ˈflʊəraɪd/n [u]a chemical that helps to protect teeth against decay 氟化物 |