This is the 4462nd most frequent Korean word.
확대와
The Korean word "확대와" means "expansion and" (where "확대" means "expansion" and "와" is a conjunction meaning "and").
In this sentence, '확대와' (expansion and) is used in correlation with '축소' (reduction), contrasting actions related to zooming imagery.
사진의 디테일을 보기 위해 확대와 축소를 반복해야 합니다.
To view the details of the picture, you must repeatedly zoom in and out.
Here, '확대와' refers to aspects of image processing, 'magnification and,' showing its relation to digital resolution and usability.
이미지의 확대와 해상도는 화면의 품질에 영향을 미칩니다.
The magnification and resolution of an image affect the quality of the display.
In this case, '확대와' (zoom in and) emphasizes the functionality of digital or physical maps for navigation.