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保险
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保险
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经济学
保险
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insurance
保险
通过对不确定事件发生的数理预测和收取保险费的方法,建立保险基金,以合同的形式,由大多数人分担少数人的损失,实现保险购买者风险转移和理财计划的经济活动。是一种以经济保障为基础的金融制度安排。
Mathematics
insurance
保险
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word sketch engine
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words or phrases denoting the verb state in a sentence
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work
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work breakdown structure, WBS
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