| 单词 | Strategic Defense Initiative |
| 释义 | Strategic Defense InitiativeStraˌtegic Deˈfense Iˌnitiative noun [countable] (abbreviation SDI) a military plan for destroying an enemy’s missiles before they could reach the U.S., using lasers attached to satellites in space. The plan was put forward by President Reagan in the 1980s and strongly supported by him during his time as president. Many scientists believed that the plan was impossible to achieve, and people commonly called it Star Wars. |
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