英语词汇“molecule”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

molecule

/ˈmɒlɪkjuːl

noun Chemistry

A group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.It works by affecting a molecule called nitric oxide, which expands blood vessels....

In the water molecule there are three atoms: two of hydrogen and one of oxygen.
The reactant ions have enough energy to ionise the molecules of interest but not enough to break them up.

Origin

Late 18th century: from French molécule, from modern Latin molecula, diminutive of Latin moles 'mass'.

单词	molecule
释义	molecule /ˈmɒlɪkjuːl / noun Chemistry A group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.It works by affecting a molecule called nitric oxide, which expands blood vessels.... In the water molecule there are three atoms: two of hydrogen and one of oxygen. The reactant ions have enough energy to ionise the molecules of interest but not enough to break them up. Origin Late 18th century: from French molécule, from modern Latin molecula, diminutive of Latin moles 'mass'.
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