Definition
n
fluorine (chemical element)
Examples
- 氟。Zhè zhǒng yágāo lǐ hányǒu fú.This toothpaste contains fluorine.
- 氟。fú shì yì zhǒng huàxué yuánsù.Fluorine is a chemical element.
- 氟。Shuǐ lǐ de fú hánliàng bù néng tài gāo.The fluorine content in water cannot be too high.
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