LASER - Định nghĩa trong Từ điển tiếng Anh
laser (noun)
Giải nghĩa:
A device that produces a very thin, very bright beam of light.
Ví dụ:
Scientists use lasers to cut or to measure things.
laser (noun)
Giải nghĩa:
An intense beam of coherent monochromatic light used in various applications such as surgery, printing, telecommunications, data processing, and playing CDs or DVDs.
Ví dụ:
The laser printer produced clear, quality printouts.
Cách sử dụng
A laser is a type of light that can be used in various machines like CD or DVD players, medical equipment, and even in some weapons. It is a special kind of light that can be focused to a very narrow beam, allowing it to cut through or burn materials like metal or wood. Lasers are also used in many industries for precision measuring and in scientific research. Additionally, lasers are used for entertainment purposes in light shows or as pointers in presentations.
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