名词
中文翻译：最不发达国家
同义词：
['least developed country', 'least developed nation']
例句：
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1. The most disadvantaged countries are often the poorest in the world.
最不发达国家往往是世界上贫穷的国家。
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2.Many developing countries struggle to meet basic needs like food and healthcare.
许多发展中国家努力满足基本需求，如食物和医疗保健。
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3. The government has launched a program to help the most disadvantaged countries.
政府已经启动了一个项目，帮助最不发达国家。