名词
中文翻译：太空防御
同义词：
['space protection', 'space security', 'asteroid defense例句：1. The government is investing heavily in space defense technology.（政府正在大力投资于太空防御技术。）']
例句：
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1. The government is investing heavily in space defense technology.
政府正在大力投资于太空防御技术。
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2. The astronauts are preparing for the launch of the new space probe.
宇航员们正在为新太空探测器的发射做准备。
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3.The space defense system is designed to protect against potential threats from asteroids.
太空防御系统旨在保护免受小行星潜在威胁。