호흡breathing; breath 흡연실smoking room 간접흡연second-hand smoking 호흡기respiratory organ 흡수력absorbing power; absorbing ability 흡수성absorptiveness; absorption 흡연smoking 흡연석smoking seat 흡연자smoker 흡인absorption; suction; attraction

영수증receipt 수입earning; income 수입액revenue; earnings 월수입monthly income 총수익gross earnings; total revenue 총수입total revenue 추수fall harvest 추수기harvest time 환수redemption; retrieval; confiscation 회수retrieval; recovery; collection