Level 6

레이저

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Understanding '레이저'

'레이저' refers to a laser, a device that emits a focused beam of light through optical amplification. In Korean, it is commonly used in both technical and everyday contexts.

Common Uses

You will often hear '레이저' in medical contexts, such as '레이저 수술' (laser surgery), which implies precision and advanced technology. It is also used in office or presentation settings, for example, '레이저 포인터' (laser pointer), a handy tool for highlighting points during talks.

Collocations and Patterns

  • 레이저 수술: laser surgery, used in medical treatments
  • 레이저 포인터: laser pointer, used in presentations
  • 레이저 프린터: laser printer, referring to a type of printer

Usage Notes

'레이저' is a loanword from English and is pronounced similarly. It is neutral in formality and can be used in both formal and informal contexts. A common learner mistake is confusing '레이저' with other light-related terms like '라이트' (light) or '램프' (lamp). Remember, '레이저' specifically refers to the laser technology or device, not just any light source.

Example Sentences

레이저 수술은 피부 문제를 치료하는 데 효과적입니다.

Reijeo susureun pibu munjeleul chiryo haneun de hyogajeogimnida.

Laser surgery is effective for treating skin problems.

이 레이저 포인터는 발표할 때 유용하게 사용할 수 있어요.

I reijeo pointeoneun balpyo hal ttae yuyonghage sayonghal su isseoyo.

This laser pointer is useful when giving presentations.

레이저 프린터는 빠르고 선명한 인쇄가 가능합니다.

Reijeo peurinteoneun bbaleugo seonmyeonghan inswaega ganeunghamnida.

Laser printers can print quickly and clearly.