- 气(vapor; gas; steam)
The character depicts wisps of vapor rising upward, symbolizing invisible atmospheric air.
helium (gas)
Helium gas is a type of inert gas.
helium (gas)
Helium gas is a type of inert gas.
The character depicts wisps of vapor rising upward, symbolizing invisible atmospheric air.
The character depicts wisps of vapor rising upward, symbolizing invisible atmospheric air.
helium (gas)
helium (gas)
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