柳条边

是处垣_9ab篱^klmn防绝塞，角端klmo西来uvwy画_tuv疆界

汉使今行lmop虎落_qrs中_vwx，秦₆₈₉城合筑yz01龙1345荒外

龙₀₁₂荒虎落efg两依然_wxy，护得klmo当^nopq时饮3457马5678泉₅₆₇

若89ab使春^efgh风mnop知_lno别苦，不_78a应jklm吹_jkl到柳条²³⁴⁵边efgh