名词
中文翻译：国防
同义词：
['defence', 'national defense']
例句：
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1.The government has launched a national defence campaignto raise awareness about the importance of environmentalprotection.
政府已经发起了一场全国性的防御运动，以提高人们对环境保护重要性的认识。
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2. The country's national defence budget is expected toincrease significantly in the coming years.
该国的国家防卫预算预计在未来几年将显著增加。
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3. Thenational defence forces are training for the upcomingwar.
国防军正在为即将到来的战争进行训练。