00000nz a2200000n 4500 001 KSH2002019184 005 20021106114551 008 020807 n azknn|abn |a a|a | 150 ▼a배후 습지[背後濕地]▲ 450 ▼wr▼i영어▼aback marsh▲ 450 ▼wr▼i영어▼aback slough▲ 450 ▼wr▼i영어▼aback swamp▲ 550 ▼wg▼a습지(늪)[濕地]▲