precursor

IPA（発音記号）

/ˈpɹiːˌkɜɹ.səɹ/

名詞

That which precurses: a forerunner, predecessor, or indicator of approaching events. / (chemistry) One of the compounds that participates in the chemical reaction that produces another compound.

日本語の意味

先駆者、前兆、先行するもの / 化学においては前駆体（反応により他の化合物を生み出すために参加する物質）

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The sudden drop in temperature acted as a precursor to the unexpected storm.

Google翻訳 / DeepL翻訳

急激な気温の低下は予期せぬ嵐の前兆となった。

詳細

意味（1）

That which precurses: a forerunner, predecessor, or indicator of approaching events.

Oxygen levels on Earth skyrocketed 2.4 billion years ago, when cyanobacteria evolved photosynthesis:[…]. The evolutionary precursor of photosynthesis is still under debate, and a new study sheds light. The critical component of the photosynthetic system is the “water-oxidizing complex”, made up of manganese atoms and a calcium atom.

Google翻訳 / DeepL翻訳

詳細

意味（2）

(chemistry) One of the compounds that participates in the chemical reaction that produces another compound.

precursors

（ plural ）

詳細

precursor

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precursor

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