초beginning 초등학교elementary school; primary school 초등학생elementary school student; primary school student 초급elementary level; beginning stage 초급반beginner's class 초기beginning; start 초등elementary class 초반early stage; initial phase 초보first step; beginner level 초보자beginner; novice

우유milk 우유병milk bottle 두유soybean milk 유아baby 유아복toddlers' clothes 탈지분유powdered skim milk; nonfat dry milk 포유류mammal 모유breast milk 발효유fermented milk 분유dry milk; powdered milk