095 Space, location 空间, 方位 (kōngjiān, fāngwèi)

high and low, top and bottom

51 上下 [-] shàngxià (high-low) high and low, top and bottom: ~三层 three floors from top to bottom || ~关系 relations from important to unimportant || 全国~ the whole nation from bottom to top '

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