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词汇 neon
释义

neon

noun
/ˈniːɒn/
/ˈniːɑːn/
[uncountable]
(symbol Ne)
  1. a chemical element. Neon is a gas that does not react with anything and that shines with a bright light when electricity is passed through it.氖;氖气
    • neon lights/signs霓虹灯;霓虹灯标牌
    Topics Physics and chemistryc1
    Collocations DictionaryNeon is used before these nouns:
    • light
    • sign
    词源late 19th cent.: from Greek, literally ‘something new’, neuter of the adjective neos.
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