By 1967, proposals for a missile defence system ? known as Project 640 ? were prepared, including the anti-ballistic missile (ABM) interceptor, the anti-missile super gun, and land-based high-power anti-missile laser.是什么意思_By 1967, proposals for a missile defence system ? known as Project 640 ? were prepared, including the anti-ballistic missile (ABM) interceptor, the anti-missile super gun, and land-based high-power anti-missile laser.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句