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(chemistry) chemical element
Oxygen, which is one of the chemical elements, is necessary for us to breathe.
(chemistry) chemical equilibrium
Understanding chemical equilibrium is very important in understanding chemical reactions.
undergo a chemical change
This substance undergoes a chemical change when heat is applied.
chemical reaction, chemical change
In this experiment, you can observe a chemical reaction.
(organic chemistry) an organic compound
The study of organic compounds is an important field in chemistry.
state of emergency (governmental decree)
The government declared a state of emergency to prevent the spread of the new coronavirus.
brilliant, bright
The brilliant sun dyed the sea surface gold.
Alternative spelling of 燦々
His smile was shining brilliantly.
The sun is shining brightly.
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