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单词 SDI
释义 SDI SDI /ˌes diː ˈaɪ/  (Strategic Defense Initiative) a military plan started in the US in 1983 and strongly supported by President Reagan for making special weapons that could destroy an enemy country’s missiles before they could reach the US. It is commonly known as ‘Star Wars’ because the plan was for a system of satellites containing laser weapons that would destroy missiles from space. Many scientists believed that the plan was impossible to achieve. In the end, the plan never became reality.SDI  
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更新时间：2026/9/16 4:50:19