In a recent speech in Iowa, he dismissed wind power as an unreliable energy source.

最近在爱荷华州的一次演讲中，他将风力发电视为一种不可靠的能源。

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Farms in Iowa are now largely in the energy business.

爱荷华农场目前主要在能源业务。

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Farms in Iowa are now largely in the energy business.

爱荷华农场目前主要在能源业务。

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