The initial detection had been made north-east of Mannar at 10.18 p.m. by 2D radar installed by the Government of India at the SLAF base at Vavuniya.是什么意思_The initial detection had been made north-east of Mannar at 10.18 p.m. by 2D radar installed by the Government of India at the SLAF base at Vavuniya.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句