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day 95cutting edge, geometry and waste

unit 14 · science & the natural world

    cutting edge, geometry and waste

    Talk about cutting-edge technology, describe shapes and sizes (squares, rectangles, diameter, volume), and discuss waste, fuel and saving energy.

    today’s words

    • 첨단 cheomdan · cutting edge, high-tech
    • 최첨단 choecheomdan · state-of-the-art
    • 특허 teukheo · patent
    • 혁신 hyeoksin · innovation
    • 혁신적 hyeoksinjeok · innovative
    • 휴대용 hyudaeyong · portable, hand-held
    • 인공지능 ingongjineung · artificial intelligence, AI
    • 구 gu · sphere, ball (geometry)
    • 부피 bupi · volume, bulk
    • 사각형 sagakhyeong · quadrilateral, four-sided shape
    • 삼각형 samgakhyeong · triangle
    • 수평 supyeong · level, horizontal
    • 정사각형 jeongsagakhyeong · square
    • 지름 jireum · diameter
    • 직사각형 jiksagakhyeong · rectangle
    • 평면 pyeongmyeon · flat, plane
    • 고갈 gogal · drying up, depletion
    • 매립 maerip · landfill, burying (waste)
    • 무공해 mugonghae · pollution-free, zero-emission
    • 연료 yeollyo · fuel
    • 절전 jeoljeon · saving electricity
    • 정화 jeonghwa · purification, cleaning up
    • 폐기물 pyegimul · waste

    sentences

    • 이 공장은 첨단 기술로 반도체를 만든다. · This factory makes chips with cutting-edge technology.
    • 새 병원에는 최첨단 의료 장비가 갖추어져 있다. · The new hospital is equipped with state-of-the-art medical equipment.
    • 아이들의 창의성을 키우려면 교육에도 혁신이 필요하다. · To develop children’s creativity, education needs innovation too.
    • 휴대용 선풍기는 여름에 인기가 많다. · Hand-held fans are very popular in summer.
    • 그 교수는 저서에서 인공지능이 많은 일자리를 바꾸리라고 예상했다. · In his book, that professor predicted that artificial intelligence would change many jobs.