PHOTOCHEMICAL - Định nghĩa trong Từ điển tiếng Anh
photochemical (adjective)
/ˌfəʊtəʊˈkemɪkl/
Giải nghĩa:
Related to or caused by the action of light on something, especially in a chemical reaction.
Ví dụ:
Plants use a photochemical process called photosynthesis to make food.
photochemical (adjective)
/ˌfəʊtəʊˈkemɪkl/
Giải nghĩa:
Involving or employing the changes in properties and reactions of substances that are brought about by the absorption of light.
Ví dụ:
Exposure to sunlight induces a photochemical reaction in the skin that leads to tanning.
Cách sử dụng
The word 'photochemical' is used when we talk about chemical reactions that happen because of light. This word is often used in scientific or technical contexts, such as in photography or environmental science. For example, when sunlight reacts with pollutants in the air to form smog, it is called a photochemical reaction. Sometimes, certain chemicals are added to photographic film to make it sensitive to light, and this process is also referred to as photochemical.
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