krypton
noun /ˈkrɪptɒn/
/ˈkrɪptɑːn/
[uncountable] (symbol Kr)
- a chemical element. Krypton is a gas that does not react with anything, used in fluorescent lights and lasers.
氪;氪气 词源late 19th cent.: from Greek krupton, neuter of kruptos ‘hidden’.
词汇 | krypton |
释义 | kryptonnoun /ˈkrɪptɒn/ /ˈkrɪptɑːn/ [uncountable] (symbol Kr)
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