美语听力练习素材:美军“大绿舰队”首舰启航 华盛顿迎强降雪

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1.federal government 联邦政府

例句：The federal government hiked the tax on hard liquor.

联邦政府提高了烈性酒的税率。

2.bio-fuel 生物燃料

例句：United Nations agencies could also assist in strengthening South-South cooperation, for example, with regard to bio-fuel alternatives.

联合国机构还可协助加强南南合作，例如在生物燃料替代品方面的合作。

3.snow storm 暴风雪

例句：A powerful snow storm is moving eastward.

一场强暴风雪正在东移。

4.frustrated with 感到失望

例句：I am frustrated with much of the coverage of the riots in the paris suburbs

我对大部分巴黎郊区暴动的新闻感到失望。