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visible light
Visible light is the range of light visible to the human eye.
(physics) light concentration
This lens is used for light concentration.
(physics) to concentrate light
This lens is used to concentrate light.
a greenhouse gas
Reducing greenhouse gas emissions is important for environmental protection.
cost-effectiveness, performance or quantity per cost
We need to evaluate the cost-effectiveness of this project.
scientific
He solved the problem in a scientific way.
chemical
This reaction occurs through a chemical process.
tactical
He is good at tactical thinking.
healthy, healthy, hygienic, healthful
He exercises every day and leads a healthy life.
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DiQt（ディクト）
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