00000nz a2200000n 4500 001 KSH2000029299 005 20000520185323 008 000520 n azknn|abn |a a|a | 150 ▼a반대 개념[反對槪念]▲ 450 ▼wr▼i영어▼acontrary concept▲ 550 ▼wg▼a개념[槪念]▲