a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite
双语例句
1. A large proportion of the fluorine is vaporized during the concentration process.
在浓缩过程中大部份氟蒸出.
来自辞典例句
2. The fluorine does not accumulate indefinitely in the water.
氟不会在水里无限制地积累.
来自辞典例句
3. If the fluorine content is high, it may increase plant corrosion.
如果氟的含量高, 会加剧设备的腐蚀.
来自辞典例句
4. Although all plants normally contain fluorine, the concentration varies greatly.
虽然在正常情况下,所有的植物都含氟, 其浓度变化很大.
来自辞典例句
5. Presumably both the very small size and activating influence of fluorine atoms contribute to this exception.
这大概是由于氟原子半径小和活性高这两个原因的影响,氟原子对这种例外做出了贡献.
来自辞典例句
用作名词 (n.)
It is a compound of aluminum, silica and fluorine. 它是铝、硅和氟的化合物。
Fluorin can avoid brown striation and whiten skins. 氟能消除褐色斑,使皮肤变白。
