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1. 软木：碳酸镁 magnesium carbonate | 软木 cork wood | 泡沫聚苯乙烯 cellular polystyrene; foam polystyrene
2. 轻木, 软木：of an evening 往往在晚上 | cork wood 轻木, 软木 | make no account of 轻视, 看轻