계산calculation 계산대cash register; checkout; counter 계산법calculation method 계산서check; bill 계산적being calculative; being computational 계산적computational; calculating 계산표calculation table 예산budget 전자계산기electronic calculator 청산settlement

필통pencil holder 우체통post box; mail box 저금통money bank; coin bank; piggy bank 환기통ventilator; ventilator pipe; ventilation stack 배기통exhaust pipe; exhaust stack 연통stovepipe 원통형being cylindrical 전화통phone; telephone set