网络释义
major source of pollutant 重大污染源
major source of hidden danger 重大安全隐患
a major source of information 信息的主要来源 ; 主要信息来源
the major source of chromium 一种褐黑色矿物
a major source 一个重要来源
major source area 主力生烃区
major source rock 主力生油岩
major source rocks 主力生油岩
major source rock area 主力烃源岩区
双语例句原声例句权威例句
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Tourism is a major source of income for the area.
旅游业是这个地区的主要收入来源。
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Fish was a major source of protein for the working man.
鱼曾是劳动者获取蛋白质的主要来源。
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The professionalization of politics is a major source of our ills.
政治职业化是导致我们这些弊端的一个主要原因。
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The Ogallala aquifer is a major source of drinking and irrigation water for America's central plains.
VOA: special.2011.07.08
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For a typical household, the home is the major source of wealth that they've accumulated.
对于一个典型的家庭来说,他们积累的财富主要就是住宅
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The plant is a major source of food energy and a major food security crop.
VOA: special.2010.06.08
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