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1.slump v. （价格、价值、数量等）骤降，猛跌，锐减
例句：Workers across the country have been put on short time because of the slump in demand.
因需求量大幅下降，全国的工人都开工不足。
2.composite n. 合成物；混合物；复合材料
例句：China is a composite of multifarious traditions and people.
中国是多种传统和多个民族的合成体。
