Học từ vựng | Vocabulary learning |hydrogen


hydrogen ()

/ˈhaɪ.drə.dʒən/
/ˈhaɪ.drə.dʒən/

a gas that has no taste, color, or smell

Balloons filled with hydrogen can easily float away if you aren’t careful.
Hydrogen is the lightest and most abundant element in the universe.
The scientist conducted experiments to harness hydrogen as a clean fuel.
Hydrogen plays a crucial role in the chemistry of water.
The balloon floated effortlessly due to its hydrogen content.


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