Last Updated：2025/11/21

(physics) The only stable isotope of fluorine, ¹⁹₉F; it has nine protons and ten neutrons

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fluorine-19

Source Word

fluorine-19

uncountable

(physics) The only stable isotope of fluorine, ¹⁹₉F; it has nine protons and ten neutrons

Japanese Meaning

（物理学）唯一安定なフッ素の同位体。9個の陽子と10個の中性子を持つ。

Using fluorine-19 as a tracer, the team mapped metabolic processes in the tissue sample.

トレーサーとして同位体フッ素19を用いて、チームは組織試料の代謝プロセスをマッピングした。

Sense（1）

(physics) The only stable isotope of fluorine, ¹⁹₉F; it has nine protons and ten neutrons