메뉴, 버튼, 안내 문구에 적용돼요.학습 콘텐츠는 영어로 유지돼요.
/ʌp tʰu̟(ː) wʌnz ˈaɪˌbɹaʊz/
overwhelmed or deeply involved
“One was up to one's eyebrows in chores all day.”