So-called black swan funds - named for rare and unexpected events - offer a way to profit in the event of a market collapse.

以稀有而意料之外事件命名的黑天鹅基金提供一种在经济灾难时的盈利方式。

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The kind of organization is feasible and capable of handling random and unexpected events like the change of demands rate or system parameters.

这样的方法简便可行，而且可以处理随机事件，比如，需求率的变化和系统参数的变化。

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We urged the Japanese side to adopt a responsible attitude and take effective measures to avoid and prevent the maritime and airspace accidents and unexpected events.

我们敦促日方以负责任的态度，采取有效措施，避免和防止海空事故和不测事件的发生。

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These are startling and unexpected events that have an extreme impact.

FORBES: Praying For A Black Swan

By no means does this strategy always work, and unexpected events and the dramatic changes in how most banks make money have made it far less effective.

FORBES: Bank Shot, Global Pocket

Given that the association between diet drinks and with vascular events is unexpected and unsupported by other research, a study that controlled for specific ingredients, such as the type of sweetener and caffeine content, is needed to assess whether there are grounds for a plausible mode of action.

FORBES: Will Drinking Diet Soda Increase Your Risk For A Heart Attack?