氦 — meaning in English
hài
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English meaning
- helium noun A colorless, odorless, chemically inert gas, the second-lightest element, used to fill balloons and cool superconducting equipment.
Senses
氦 is used for these senses in English:
- helium (uncountable) The second-lightest chemical element (symbol He), with an atomic number of 2 and atomic weight of 4.002602, a colorless, odorless and inert noble gas.
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